687123649

素因数分解:

${\mathrm{31}}^2\times {\mathrm{173}}^1\times {\mathrm{4133}}^1$

素因数の和:4368

約数の個数: 12

約数和(自身を含む): 714280788

約数和(自身を除く): 27157139

約数列:

[1, 31, 173, 961, 4133, 5363, 128123, 166253, 715009, 3971813, 22165279, 687123649]

約数ペア:

[(1, 687123649), (31, 22165279), (173, 3971813), (961, 715009), (4133, 166253), (5363, 128123)]