40391398

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 61425936

約数和(自身を除く): 21034538

約数列:

[1, 2, 113, 226, 313, 571, 626, 1142, 35369, 64523, 70738, 129046, 178723, 357446, 20195699, 40391398]

約数ペア:

[(1, 40391398), (2, 20195699), (113, 357446), (226, 178723), (313, 129046), (571, 70738), (626, 64523), (1142, 35369)]