31915806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409177}}^1$

素因数の和:409195

約数の個数: 16

約数和(自身を含む): 68741904

約数和(自身を除く): 36826098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 409177, 818354, 1227531, 2455062, 5319301, 10638602, 15957903, 31915806]

約数ペア:

[(1, 31915806), (2, 15957903), (3, 10638602), (6, 5319301), (13, 2455062), (26, 1227531), (39, 818354), (78, 409177)]