18267225

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1777

約数の個数: 24

約数和(自身を含む): 30420672

約数和(自身を除く): 12153447

約数列:

[1, 3, 5, 15, 25, 75, 151, 453, 755, 1613, 2265, 3775, 4839, 8065, 11325, 24195, 40325, 120975, 243563, 730689, 1217815, 3653445, 6089075, 18267225]

約数ペア:

[(1, 18267225), (3, 6089075), (5, 3653445), (15, 1217815), (25, 730689), (75, 243563), (151, 120975), (453, 40325), (755, 24195), (1613, 11325), (2265, 8065), (3775, 4839)]