12643465

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 15523200

約数和(自身を除く): 2879735

約数列:

[1, 5, 97, 131, 199, 485, 655, 995, 12707, 19303, 26069, 63535, 96515, 130345, 2528693, 12643465]

約数ペア:

[(1, 12643465), (5, 2528693), (97, 130345), (131, 96515), (199, 63535), (485, 26069), (655, 19303), (995, 12707)]