40520505

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1607}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 66494016

約数和(自身を除く): 25973511

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1607, 1681, 4821, 5043, 8035, 8405, 24105, 25215, 65887, 197661, 329435, 988305, 2701367, 8104101, 13506835, 40520505]

約数ペア:

[(1, 40520505), (3, 13506835), (5, 8104101), (15, 2701367), (41, 988305), (123, 329435), (205, 197661), (615, 65887), (1607, 25215), (1681, 24105), (4821, 8405), (5043, 8035)]