90243391

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 105350400

約数和(自身を除く): 15107009

約数列:

[1, 7, 59, 353, 413, 619, 2471, 4333, 20827, 36521, 145789, 218507, 255647, 1529549, 12891913, 90243391]

約数ペア:

[(1, 90243391), (7, 12891913), (59, 1529549), (353, 255647), (413, 218507), (619, 145789), (2471, 36521), (4333, 20827)]