208897295

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1\times {\mathrm{1531}}^1$

素因数の和:2506

約数の個数: 16

約数和(自身を含む): 259765920

約数和(自身を除く): 50868625

約数列:

[1, 5, 29, 145, 941, 1531, 4705, 7655, 27289, 44399, 136445, 221995, 1440671, 7203355, 41779459, 208897295]

約数ペア:

[(1, 208897295), (5, 41779459), (29, 7203355), (145, 1440671), (941, 221995), (1531, 136445), (4705, 44399), (7655, 27289)]