16279975

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{1231}}^1$

素因数の和:1287

約数の個数: 18

約数和(自身を含む): 21120176

約数和(自身を除く): 4840201

約数列:

[1, 5, 23, 25, 115, 529, 575, 1231, 2645, 6155, 13225, 28313, 30775, 141565, 651199, 707825, 3255995, 16279975]

約数ペア:

[(1, 16279975), (5, 3255995), (23, 707825), (25, 651199), (115, 141565), (529, 30775), (575, 28313), (1231, 13225), (2645, 6155)]