219961679

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1\times {\mathrm{1163}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 258128640

約数和(自身を除く): 38166961

約数列:

[1, 7, 41, 287, 659, 1163, 4613, 8141, 27019, 47683, 189133, 333781, 766417, 5364919, 31423097, 219961679]

約数ペア:

[(1, 219961679), (7, 31423097), (41, 5364919), (287, 766417), (659, 333781), (1163, 189133), (4613, 47683), (8141, 27019)]