218444706

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{170927}}^1$

素因数の和:171006

約数の個数: 24

約数和(自身を含む): 479965824

約数和(自身を除く): 261521118

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 170927, 341854, 512781, 1025562, 1538343, 3076686, 12135817, 24271634, 36407451, 72814902, 109222353, 218444706]

約数ペア:

[(1, 218444706), (2, 109222353), (3, 72814902), (6, 36407451), (9, 24271634), (18, 12135817), (71, 3076686), (142, 1538343), (213, 1025562), (426, 512781), (639, 341854), (1278, 170927)]