31213523412

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1\times {\mathrm{881}}^1$

素因数の和:1574

約数の個数: 144

約数和(自身を含む): 83215641600

約数和(自身を除く): 52002118188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 53, 62, 93, 106, 124, 159, 186, 212, 279, 318, 372, 477, 558, 599, 636, 881, 954, 1116, 1198, 1643, 1762, 1797, 1908, 2396, 2643, 3286, 3524, 3594, 4929, 5286, 5391, 6572, 7188, 7929, 9858, 10572, 10782, 14787, 15858, 18569, 19716, 21564, 27311, 29574, 31716, 31747, 37138, 46693, 54622, 55707, 59148, 63494, 74276, 81933, 93386, 95241, 109244, 111414, 126988, 140079, 163866, 167121, 186772, 190482, 222828, 245799, 280158, 285723, 327732, 334242, 380964, 420237, 491598, 527719, 560316, 571446, 668484, 840474, 983196, 984157, 1055438, 1142892, 1447483, 1583157, 1680948, 1968314, 2110876, 2894966, 2952471, 3166314, 3936628, 4342449, 4749471, 5789932, 5904942, 6332628, 8684898, 8857413, 9498942, 11809884, 13027347, 16359289, 17369796, 17714826, 18997884, 26054694, 27969107, 32718578, 35429652, 49077867, 52109388, 55938214, 65437156, 83907321, 98155734, 111876428, 147233601, 167814642, 196311468, 251721963, 294467202, 335629284, 503443926, 588934404, 867042317, 1006887852, 1734084634, 2601126951, 3468169268, 5202253902, 7803380853, 10404507804, 15606761706, 31213523412]

約数ペア:

[(1, 31213523412), (2, 15606761706), (3, 10404507804), (4, 7803380853), (6, 5202253902), (9, 3468169268), (12, 2601126951), (18, 1734084634), (31, 1006887852), (36, 867042317), (53, 588934404), (62, 503443926), (93, 335629284), (106, 294467202), (124, 251721963), (159, 196311468), (186, 167814642), (212, 147233601), (279, 111876428), (318, 98155734), (372, 83907321), (477, 65437156), (558, 55938214), (599, 52109388), (636, 49077867), (881, 35429652), (954, 32718578), (1116, 27969107), (1198, 26054694), (1643, 18997884), (1762, 17714826), (1797, 17369796), (1908, 16359289), (2396, 13027347), (2643, 11809884), (3286, 9498942), (3524, 8857413), (3594, 8684898), (4929, 6332628), (5286, 5904942), (5391, 5789932), (6572, 4749471), (7188, 4342449), (7929, 3936628), (9858, 3166314), (10572, 2952471), (10782, 2894966), (14787, 2110876), (15858, 1968314), (18569, 1680948), (19716, 1583157), (21564, 1447483), (27311, 1142892), (29574, 1055438), (31716, 984157), (31747, 983196), (37138, 840474), (46693, 668484), (54622, 571446), (55707, 560316), (59148, 527719), (63494, 491598), (74276, 420237), (81933, 380964), (93386, 334242), (95241, 327732), (109244, 285723), (111414, 280158), (126988, 245799), (140079, 222828), (163866, 190482), (167121, 186772)]