22278431

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{877}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 26972160

約数和(自身を除く): 4693729

約数列:

[1, 7, 19, 133, 191, 877, 1337, 3629, 6139, 16663, 25403, 116641, 167507, 1172549, 3182633, 22278431]

約数ペア:

[(1, 22278431), (7, 3182633), (19, 1172549), (133, 167507), (191, 116641), (877, 25403), (1337, 16663), (3629, 6139)]