406972097

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{361111}}^1$

素因数の和:361148

約数の個数: 12

約数和(自身を含む): 494001216

約数和(自身を除く): 87029119

約数列:

[1, 7, 23, 49, 161, 1127, 361111, 2527777, 8305553, 17694439, 58138871, 406972097]

約数ペア:

[(1, 406972097), (7, 58138871), (23, 17694439), (49, 8305553), (161, 2527777), (1127, 361111)]