28085485

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1777}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 35204400

約数和(自身を除く): 7118915

約数列:

[1, 5, 29, 109, 145, 545, 1777, 3161, 8885, 15805, 51533, 193693, 257665, 968465, 5617097, 28085485]

約数ペア:

[(1, 28085485), (5, 5617097), (29, 968465), (109, 257665), (145, 193693), (545, 51533), (1777, 15805), (3161, 8885)]