330395

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 24

約数和(自身を含む): 474336

約数和(自身を除く): 143941

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 169, 221, 299, 391, 845, 1105, 1495, 1955, 2873, 3887, 5083, 14365, 19435, 25415, 66079, 330395]

約数ペア:

[(1, 330395), (5, 66079), (13, 25415), (17, 19435), (23, 14365), (65, 5083), (85, 3887), (115, 2873), (169, 1955), (221, 1495), (299, 1105), (391, 845)]