220187905

素因数分解:

$5^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{4421}}^1$

素因数の和:5856

約数の個数: 16

約数和(自身を含む): 302252544

約数和(自身を除く): 82064639

約数列:

[1, 5, 7, 35, 1423, 4421, 7115, 9961, 22105, 30947, 49805, 154735, 6291083, 31455415, 44037581, 220187905]

約数ペア:

[(1, 220187905), (5, 44037581), (7, 31455415), (35, 6291083), (1423, 154735), (4421, 49805), (7115, 30947), (9961, 22105)]