870825852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 2454131680

約数和(自身を除く): 1583305828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 109, 117, 129, 156, 172, 218, 234, 258, 327, 387, 397, 436, 468, 516, 559, 654, 774, 794, 981, 1118, 1191, 1308, 1417, 1548, 1588, 1677, 1962, 2236, 2382, 2834, 3354, 3573, 3924, 4251, 4687, 4764, 5031, 5161, 5668, 6708, 7146, 8502, 9374, 10062, 10322, 12753, 14061, 14292, 15483, 17004, 17071, 18748, 20124, 20644, 25506, 28122, 30966, 34142, 42183, 43273, 46449, 51012, 51213, 56244, 60931, 61932, 68284, 84366, 86546, 92898, 102426, 121862, 129819, 153639, 168732, 173092, 182793, 185796, 204852, 221923, 243724, 259638, 307278, 365586, 389457, 443846, 519276, 548379, 562549, 614556, 665769, 731172, 778914, 887692, 1096758, 1125098, 1331538, 1557828, 1687647, 1860739, 1997307, 2193516, 2250196, 2663076, 3375294, 3721478, 3994614, 5062941, 5582217, 6750588, 7442956, 7989228, 10125882, 11164434, 16746651, 20251764, 22328868, 24189607, 33493302, 48379214, 66986604, 72568821, 96758428, 145137642, 217706463, 290275284, 435412926, 870825852]

約数ペア:

[(1, 870825852), (2, 435412926), (3, 290275284), (4, 217706463), (6, 145137642), (9, 96758428), (12, 72568821), (13, 66986604), (18, 48379214), (26, 33493302), (36, 24189607), (39, 22328868), (43, 20251764), (52, 16746651), (78, 11164434), (86, 10125882), (109, 7989228), (117, 7442956), (129, 6750588), (156, 5582217), (172, 5062941), (218, 3994614), (234, 3721478), (258, 3375294), (327, 2663076), (387, 2250196), (397, 2193516), (436, 1997307), (468, 1860739), (516, 1687647), (559, 1557828), (654, 1331538), (774, 1125098), (794, 1096758), (981, 887692), (1118, 778914), (1191, 731172), (1308, 665769), (1417, 614556), (1548, 562549), (1588, 548379), (1677, 519276), (1962, 443846), (2236, 389457), (2382, 365586), (2834, 307278), (3354, 259638), (3573, 243724), (3924, 221923), (4251, 204852), (4687, 185796), (4764, 182793), (5031, 173092), (5161, 168732), (5668, 153639), (6708, 129819), (7146, 121862), (8502, 102426), (9374, 92898), (10062, 86546), (10322, 84366), (12753, 68284), (14061, 61932), (14292, 60931), (15483, 56244), (17004, 51213), (17071, 51012), (18748, 46449), (20124, 43273), (20644, 42183), (25506, 34142), (28122, 30966)]