971519471

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 1131193728

約数和(自身を除く): 159674257

約数列:

[1, 13, 23, 37, 137, 299, 481, 641, 851, 1781, 3151, 5069, 8333, 11063, 14743, 23717, 40963, 65897, 87817, 116587, 191659, 308321, 545491, 1141621, 1515631, 2019791, 3249229, 7091383, 26257283, 42239977, 74732267, 971519471]

約数ペア:

[(1, 971519471), (13, 74732267), (23, 42239977), (37, 26257283), (137, 7091383), (299, 3249229), (481, 2019791), (641, 1515631), (851, 1141621), (1781, 545491), (3151, 308321), (5069, 191659), (8333, 116587), (11063, 87817), (14743, 65897), (23717, 40963)]