18228225

素因数分解:

$3^1\times 5^2\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 30265920

約数和(自身を除く): 12037695

約数列:

[1, 3, 5, 15, 25, 75, 359, 677, 1077, 1795, 2031, 3385, 5385, 8975, 10155, 16925, 26925, 50775, 243043, 729129, 1215215, 3645645, 6076075, 18228225]

約数ペア:

[(1, 18228225), (3, 6076075), (5, 3645645), (15, 1215215), (25, 729129), (75, 243043), (359, 50775), (677, 26925), (1077, 16925), (1795, 10155), (2031, 8975), (3385, 5385)]