221862890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541129}}^1$

素因数の和:541177

約数の個数: 16

約数和(自身を含む): 409094280

約数和(自身を除く): 187231390

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 541129, 1082258, 2705645, 5411290, 22186289, 44372578, 110931445, 221862890]

約数ペア:

[(1, 221862890), (2, 110931445), (5, 44372578), (10, 22186289), (41, 5411290), (82, 2705645), (205, 1082258), (410, 541129)]