109728437

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 141195264

約数和(自身を除く): 31466827

約数列:

[1, 7, 13, 31, 91, 97, 217, 401, 403, 679, 1261, 2807, 2821, 3007, 5213, 8827, 12431, 21049, 36491, 38897, 39091, 87017, 161603, 272279, 273637, 505661, 1131221, 1205807, 3539627, 8440649, 15675491, 109728437]

約数ペア:

[(1, 109728437), (7, 15675491), (13, 8440649), (31, 3539627), (91, 1205807), (97, 1131221), (217, 505661), (401, 273637), (403, 272279), (679, 161603), (1261, 87017), (2807, 39091), (2821, 38897), (3007, 36491), (5213, 21049), (8827, 12431)]