31972122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 54514278

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 131, 149, 182, 234, 262, 273, 298, 393, 447, 546, 786, 819, 894, 917, 1043, 1179, 1341, 1638, 1703, 1834, 1937, 2086, 2358, 2682, 2751, 3129, 3406, 3874, 5109, 5502, 5811, 6258, 8253, 9387, 10218, 11622, 11921, 13559, 15327, 16506, 17433, 18774, 19519, 23842, 27118, 30654, 34866, 35763, 39038, 40677, 58557, 71526, 81354, 107289, 117114, 122031, 136633, 175671, 214578, 244062, 253747, 273266, 351342, 409899, 507494, 761241, 819798, 1229697, 1522482, 1776229, 2283723, 2459394, 3552458, 4567446, 5328687, 10657374, 15986061, 31972122]

約数ペア:

[(1, 31972122), (2, 15986061), (3, 10657374), (6, 5328687), (7, 4567446), (9, 3552458), (13, 2459394), (14, 2283723), (18, 1776229), (21, 1522482), (26, 1229697), (39, 819798), (42, 761241), (63, 507494), (78, 409899), (91, 351342), (117, 273266), (126, 253747), (131, 244062), (149, 214578), (182, 175671), (234, 136633), (262, 122031), (273, 117114), (298, 107289), (393, 81354), (447, 71526), (546, 58557), (786, 40677), (819, 39038), (894, 35763), (917, 34866), (1043, 30654), (1179, 27118), (1341, 23842), (1638, 19519), (1703, 18774), (1834, 17433), (1937, 16506), (2086, 15327), (2358, 13559), (2682, 11921), (2751, 11622), (3129, 10218), (3406, 9387), (3874, 8253), (5109, 6258), (5502, 5811)]