2900565

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 5148000

約数和(自身を除く): 2247435

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1499, 1935, 4497, 7495, 13491, 22485, 64457, 67455, 193371, 322285, 580113, 966855, 2900565]

約数ペア:

[(1, 2900565), (3, 966855), (5, 580113), (9, 322285), (15, 193371), (43, 67455), (45, 64457), (129, 22485), (215, 13491), (387, 7495), (645, 4497), (1499, 1935)]