213636221953

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{396356627}}^1$

素因数の和:396356652

約数の個数: 12

約数和(自身を含む): 271107933552

約数和(自身を除く): 57471711599

約数列:

[1, 7, 11, 49, 77, 539, 396356627, 2774496389, 4359922897, 19421474723, 30519460279, 213636221953]

約数ペア:

[(1, 213636221953), (7, 30519460279), (11, 19421474723), (49, 4359922897), (77, 2774496389), (539, 396356627)]