221497294

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{10601}}^1$

素因数の和:10971

約数の個数: 16

約数和(自身を含む): 344013696

約数和(自身を除く): 122516402

約数列:

[1, 2, 31, 62, 337, 674, 10447, 10601, 20894, 21202, 328631, 657262, 3572537, 7145074, 110748647, 221497294]

約数ペア:

[(1, 221497294), (2, 110748647), (31, 7145074), (62, 3572537), (337, 657262), (674, 328631), (10447, 21202), (10601, 20894)]