1901263

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 2479680

約数和(自身を除く): 578417

約数列:

[1, 7, 13, 17, 91, 119, 221, 1229, 1547, 8603, 15977, 20893, 111839, 146251, 271609, 1901263]

約数ペア:

[(1, 1901263), (7, 271609), (13, 146251), (17, 111839), (91, 20893), (119, 15977), (221, 8603), (1229, 1547)]