128976638

素因数分解:

$2^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{10457}}^1$

素因数の和:11347

約数の個数: 16

約数和(自身を含む): 221374944

約数和(自身を除く): 92398306

約数列:

[1, 2, 7, 14, 881, 1762, 6167, 10457, 12334, 20914, 73199, 146398, 9212617, 18425234, 64488319, 128976638]

約数ペア:

[(1, 128976638), (2, 64488319), (7, 18425234), (14, 9212617), (881, 146398), (1762, 73199), (6167, 20914), (10457, 12334)]