30012705

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1009}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 52152360

約数和(自身を除く): 22139655

約数列:

[1, 3, 5, 9, 15, 45, 661, 1009, 1983, 3027, 3305, 5045, 5949, 9081, 9915, 15135, 29745, 45405, 666949, 2000847, 3334745, 6002541, 10004235, 30012705]

約数ペア:

[(1, 30012705), (3, 10004235), (5, 6002541), (9, 3334745), (15, 2000847), (45, 666949), (661, 45405), (1009, 29745), (1983, 15135), (3027, 9915), (3305, 9081), (5045, 5949)]