831472

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:496

約数の個数: 20

約数和(自身を含む): 1626136

約数和(自身を除く): 794664

約数列:

[1, 2, 4, 8, 16, 157, 314, 331, 628, 662, 1256, 1324, 2512, 2648, 5296, 51967, 103934, 207868, 415736, 831472]

約数ペア:

[(1, 831472), (2, 415736), (4, 207868), (8, 103934), (16, 51967), (157, 5296), (314, 2648), (331, 2512), (628, 1324), (662, 1256)]