128820593

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 148823808

約数和(自身を除く): 20003215

約数列:

[1, 11, 31, 61, 121, 341, 563, 671, 1891, 3751, 6193, 7381, 17453, 20801, 34343, 68123, 191983, 228811, 377773, 1064633, 2111813, 4155503, 11710963, 128820593]

約数ペア:

[(1, 128820593), (11, 11710963), (31, 4155503), (61, 2111813), (121, 1064633), (341, 377773), (563, 228811), (671, 191983), (1891, 68123), (3751, 34343), (6193, 20801), (7381, 17453)]