28590225

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{3701}}^1$

素因数の和:3817

約数の個数: 24

約数和(自身を含む): 47740992

約数和(自身を除く): 19150767

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 3701, 7725, 11103, 18505, 55515, 92525, 277575, 381203, 1143609, 1906015, 5718045, 9530075, 28590225]

約数ペア:

[(1, 28590225), (3, 9530075), (5, 5718045), (15, 1906015), (25, 1143609), (75, 381203), (103, 277575), (309, 92525), (515, 55515), (1545, 18505), (2575, 11103), (3701, 7725)]