1279504990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2975593}}^1$

素因数の和:2975643

約数の個数: 16

約数和(自身を含む): 2356670448

約数和(自身を除く): 1077165458

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 2975593, 5951186, 14877965, 29755930, 127950499, 255900998, 639752495, 1279504990]

約数ペア:

[(1, 1279504990), (2, 639752495), (5, 255900998), (10, 127950499), (43, 29755930), (86, 14877965), (215, 5951186), (430, 2975593)]