16779225

素因数分解:

$3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{547}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 27860320

約数和(自身を除く): 11081095

約数列:

[1, 3, 5, 15, 25, 75, 409, 547, 1227, 1641, 2045, 2735, 6135, 8205, 10225, 13675, 30675, 41025, 223723, 671169, 1118615, 3355845, 5593075, 16779225]

約数ペア:

[(1, 16779225), (3, 5593075), (5, 3355845), (15, 1118615), (25, 671169), (75, 223723), (409, 41025), (547, 30675), (1227, 13675), (1641, 10225), (2045, 8205), (2735, 6135)]