639501642

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:954

約数の個数: 96

約数和(自身を含む): 1561577472

約数和(自身を除く): 922075830

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 127, 162, 234, 243, 254, 351, 381, 486, 702, 762, 797, 1053, 1143, 1594, 1651, 2106, 2286, 2391, 3159, 3302, 3429, 4782, 4953, 6318, 6858, 7173, 9906, 10287, 10361, 14346, 14859, 20574, 20722, 21519, 29718, 30861, 31083, 43038, 44577, 61722, 62166, 64557, 89154, 93249, 101219, 129114, 133731, 186498, 193671, 202438, 267462, 279747, 303657, 387342, 401193, 559494, 607314, 802386, 839241, 910971, 1315847, 1678482, 1821942, 2517723, 2631694, 2732913, 3947541, 5035446, 5465826, 7895082, 8198739, 11842623, 16397478, 23685246, 24596217, 35527869, 49192434, 71055738, 106583607, 213167214, 319750821, 639501642]

約数ペア:

[(1, 639501642), (2, 319750821), (3, 213167214), (6, 106583607), (9, 71055738), (13, 49192434), (18, 35527869), (26, 24596217), (27, 23685246), (39, 16397478), (54, 11842623), (78, 8198739), (81, 7895082), (117, 5465826), (127, 5035446), (162, 3947541), (234, 2732913), (243, 2631694), (254, 2517723), (351, 1821942), (381, 1678482), (486, 1315847), (702, 910971), (762, 839241), (797, 802386), (1053, 607314), (1143, 559494), (1594, 401193), (1651, 387342), (2106, 303657), (2286, 279747), (2391, 267462), (3159, 202438), (3302, 193671), (3429, 186498), (4782, 133731), (4953, 129114), (6318, 101219), (6858, 93249), (7173, 89154), (9906, 64557), (10287, 62166), (10361, 61722), (14346, 44577), (14859, 43038), (20574, 31083), (20722, 30861), (21519, 29718)]