28935525

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{1999}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 48112000

約数和(自身を除く): 19176475

約数列:

[1, 3, 5, 15, 25, 75, 193, 579, 965, 1999, 2895, 4825, 5997, 9995, 14475, 29985, 49975, 149925, 385807, 1157421, 1929035, 5787105, 9645175, 28935525]

約数ペア:

[(1, 28935525), (3, 9645175), (5, 5787105), (15, 1929035), (25, 1157421), (75, 385807), (193, 149925), (579, 49975), (965, 29985), (1999, 14475), (2895, 9995), (4825, 5997)]