30990285

素因数分解:

$3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1259}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 53857440

約数和(自身を除く): 22867155

約数列:

[1, 3, 5, 9, 15, 45, 547, 1259, 1641, 2735, 3777, 4923, 6295, 8205, 11331, 18885, 24615, 56655, 688673, 2066019, 3443365, 6198057, 10330095, 30990285]

約数ペア:

[(1, 30990285), (3, 10330095), (5, 6198057), (9, 3443365), (15, 2066019), (45, 688673), (547, 56655), (1259, 24615), (1641, 18885), (2735, 11331), (3777, 8205), (4923, 6295)]