620199225

素因数分解:

$3^2\times 5^2\times {\mathrm{2756441}}^1$

素因数の和:2756457

約数の個数: 18

約数和(自身を含む): 1110846126

約数和(自身を除く): 490646901

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 2756441, 8269323, 13782205, 24807969, 41346615, 68911025, 124039845, 206733075, 620199225]

約数ペア:

[(1, 620199225), (3, 206733075), (5, 124039845), (9, 68911025), (15, 41346615), (25, 24807969), (45, 13782205), (75, 8269323), (225, 2756441)]