26820456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 50593944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 47, 52, 59, 62, 78, 93, 94, 104, 118, 124, 141, 156, 177, 186, 188, 236, 248, 282, 312, 354, 372, 376, 403, 472, 564, 611, 708, 744, 767, 806, 1128, 1209, 1222, 1416, 1457, 1534, 1612, 1829, 1833, 2301, 2418, 2444, 2773, 2914, 3068, 3224, 3658, 3666, 4371, 4602, 4836, 4888, 5487, 5546, 5828, 6136, 7316, 7332, 8319, 8742, 9204, 9672, 10974, 11092, 11656, 14632, 14664, 16638, 17484, 18408, 18941, 21948, 22184, 23777, 33276, 34968, 36049, 37882, 43896, 47554, 56823, 66552, 71331, 72098, 75764, 85963, 95108, 108147, 113646, 142662, 144196, 151528, 171926, 190216, 216294, 227292, 257889, 285324, 288392, 343852, 432588, 454584, 515778, 570648, 687704, 865176, 1031556, 1117519, 2063112, 2235038, 3352557, 4470076, 6705114, 8940152, 13410228, 26820456]

約数ペア:

[(1, 26820456), (2, 13410228), (3, 8940152), (4, 6705114), (6, 4470076), (8, 3352557), (12, 2235038), (13, 2063112), (24, 1117519), (26, 1031556), (31, 865176), (39, 687704), (47, 570648), (52, 515778), (59, 454584), (62, 432588), (78, 343852), (93, 288392), (94, 285324), (104, 257889), (118, 227292), (124, 216294), (141, 190216), (156, 171926), (177, 151528), (186, 144196), (188, 142662), (236, 113646), (248, 108147), (282, 95108), (312, 85963), (354, 75764), (372, 72098), (376, 71331), (403, 66552), (472, 56823), (564, 47554), (611, 43896), (708, 37882), (744, 36049), (767, 34968), (806, 33276), (1128, 23777), (1209, 22184), (1222, 21948), (1416, 18941), (1457, 18408), (1534, 17484), (1612, 16638), (1829, 14664), (1833, 14632), (2301, 11656), (2418, 11092), (2444, 10974), (2773, 9672), (2914, 9204), (3068, 8742), (3224, 8319), (3658, 7332), (3666, 7316), (4371, 6136), (4602, 5828), (4836, 5546), (4888, 5487)]