31229926

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 61246080

約数和(自身を除く): 30016154

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 61, 91, 97, 122, 182, 194, 203, 377, 406, 427, 679, 754, 793, 854, 1261, 1358, 1586, 1769, 2522, 2639, 2813, 3538, 5278, 5551, 5626, 5917, 8827, 11102, 11834, 12383, 17654, 19691, 22997, 24766, 36569, 39382, 41419, 45994, 73138, 76921, 82838, 153842, 160979, 171593, 255983, 321958, 343186, 511966, 538447, 1076894, 1201151, 2230709, 2402302, 4461418, 15614963, 31229926]

約数ペア:

[(1, 31229926), (2, 15614963), (7, 4461418), (13, 2402302), (14, 2230709), (26, 1201151), (29, 1076894), (58, 538447), (61, 511966), (91, 343186), (97, 321958), (122, 255983), (182, 171593), (194, 160979), (203, 153842), (377, 82838), (406, 76921), (427, 73138), (679, 45994), (754, 41419), (793, 39382), (854, 36569), (1261, 24766), (1358, 22997), (1586, 19691), (1769, 17654), (2522, 12383), (2639, 11834), (2813, 11102), (3538, 8827), (5278, 5917), (5551, 5626)]