212219690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{517609}}^1$

素因数の和:517657

約数の個数: 16

約数和(自身を含む): 391313160

約数和(自身を除く): 179093470

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 517609, 1035218, 2588045, 5176090, 21221969, 42443938, 106109845, 212219690]

約数ペア:

[(1, 212219690), (2, 106109845), (5, 42443938), (10, 21221969), (41, 5176090), (82, 2588045), (205, 1035218), (410, 517609)]