428907814

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1\times {\mathrm{2521}}^1$

素因数の和:3111

約数の個数: 16

約数和(自身を含む): 648073296

約数和(自身を除く): 219165482

約数列:

[1, 2, 257, 331, 514, 662, 2521, 5042, 85067, 170134, 647897, 834451, 1295794, 1668902, 214453907, 428907814]

約数ペア:

[(1, 428907814), (2, 214453907), (257, 1668902), (331, 1295794), (514, 834451), (662, 647897), (2521, 170134), (5042, 85067)]