121021225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5101}}^1$

素因数の和:5197

約数の個数: 24

約数和(自身を含む): 163855832

約数和(自身を除く): 42834607

約数列:

[1, 5, 13, 25, 65, 73, 325, 365, 949, 1825, 4745, 5101, 23725, 25505, 66313, 127525, 331565, 372373, 1657825, 1861865, 4840849, 9309325, 24204245, 121021225]

約数ペア:

[(1, 121021225), (5, 24204245), (13, 9309325), (25, 4840849), (65, 1861865), (73, 1657825), (325, 372373), (365, 331565), (949, 127525), (1825, 66313), (4745, 25505), (5101, 23725)]