210899570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{49391}}^1$

素因数の和:49466

約数の個数: 32

約数和(自身を含む): 440971776

約数和(自身を除く): 230072206

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 49391, 98782, 246955, 345737, 493910, 691474, 1728685, 3012851, 3457370, 6025702, 15064255, 21089957, 30128510, 42179914, 105449785, 210899570]

約数ペア:

[(1, 210899570), (2, 105449785), (5, 42179914), (7, 30128510), (10, 21089957), (14, 15064255), (35, 6025702), (61, 3457370), (70, 3012851), (122, 1728685), (305, 691474), (427, 493910), (610, 345737), (854, 246955), (2135, 98782), (4270, 49391)]