81900129

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{3823}}^1$

素因数の和:4056

約数の個数: 16

約数和(自身を含む): 112762112

約数和(自身を除く): 30861983

約数列:

[1, 3, 37, 111, 193, 579, 3823, 7141, 11469, 21423, 141451, 424353, 737839, 2213517, 27300043, 81900129]

約数ペア:

[(1, 81900129), (3, 27300043), (37, 2213517), (111, 737839), (193, 424353), (579, 141451), (3823, 21423), (7141, 11469)]