28513311

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 38918880

約数和(自身を除く): 10405569

約数列:

[1, 3, 53, 159, 389, 461, 1167, 1383, 20617, 24433, 61851, 73299, 179329, 537987, 9504437, 28513311]

約数ペア:

[(1, 28513311), (3, 9504437), (53, 537987), (159, 179329), (389, 73299), (461, 61851), (1167, 24433), (1383, 20617)]