221252626

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{235877}}^1$

素因数の和:235953

約数の個数: 16

約数和(自身を含む): 384952896

約数和(自身を除く): 163700270

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 235877, 471754, 1651139, 3302278, 15803759, 31607518, 110626313, 221252626]

約数ペア:

[(1, 221252626), (2, 110626313), (7, 31607518), (14, 15803759), (67, 3302278), (134, 1651139), (469, 471754), (938, 235877)]