1368405

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 2426112

約数和(自身を除く): 1057707

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 647, 705, 1941, 2115, 3235, 5823, 9705, 29115, 30409, 91227, 152045, 273681, 456135, 1368405]

約数ペア:

[(1, 1368405), (3, 456135), (5, 273681), (9, 152045), (15, 91227), (45, 30409), (47, 29115), (141, 9705), (235, 5823), (423, 3235), (647, 2115), (705, 1941)]