28013221825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{3797}}^1\times {\mathrm{6863}}^1$

素因数の和:10713

約数の個数: 24

約数和(自身を含む): 35558759808

約数和(自身を除く): 7545537983

約数列:

[1, 5, 25, 43, 215, 1075, 3797, 6863, 18985, 34315, 94925, 163271, 171575, 295109, 816355, 1475545, 4081775, 7377725, 26058811, 130294055, 651470275, 1120528873, 5602644365, 28013221825]

約数ペア:

[(1, 28013221825), (5, 5602644365), (25, 1120528873), (43, 651470275), (215, 130294055), (1075, 26058811), (3797, 7377725), (6863, 4081775), (18985, 1475545), (34315, 816355), (94925, 295109), (163271, 171575)]