18109305

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2531}}^1$

素因数の和:2598

約数の個数: 32

約数和(自身を含む): 32814720

約数和(自身を除く): 14705415

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 2531, 7155, 7593, 12655, 22779, 37965, 68337, 113895, 134143, 341685, 402429, 670715, 1207287, 2012145, 3621861, 6036435, 18109305]

約数ペア:

[(1, 18109305), (3, 6036435), (5, 3621861), (9, 2012145), (15, 1207287), (27, 670715), (45, 402429), (53, 341685), (135, 134143), (159, 113895), (265, 68337), (477, 37965), (795, 22779), (1431, 12655), (2385, 7593), (2531, 7155)]