201891781

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{1823}}^1$

素因数の和:3060

約数の個数: 16

約数和(自身を含む): 248822784

約数和(自身を除く): 46931003

約数列:

[1, 7, 13, 91, 1217, 1823, 8519, 12761, 15821, 23699, 110747, 165893, 2218591, 15530137, 28841683, 201891781]

約数ペア:

[(1, 201891781), (7, 28841683), (13, 15530137), (91, 2218591), (1217, 165893), (1823, 110747), (8519, 23699), (12761, 15821)]