1229715

素因数分解:

$3^3\times 5^1\times {\mathrm{9109}}^1$

素因数の和:9123

約数の個数: 16

約数和(自身を含む): 2186400

約数和(自身を除く): 956685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9109, 27327, 45545, 81981, 136635, 245943, 409905, 1229715]

約数ペア:

[(1, 1229715), (3, 409905), (5, 245943), (9, 136635), (15, 81981), (27, 45545), (45, 27327), (135, 9109)]