3888405

素因数分解:

$3^4\times 5^1\times {\mathrm{9601}}^1$

素因数の和:9618

約数の個数: 20

約数和(自身を含む): 6971052

約数和(自身を除く): 3082647

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 9601, 28803, 48005, 86409, 144015, 259227, 432045, 777681, 1296135, 3888405]

約数ペア:

[(1, 3888405), (3, 1296135), (5, 777681), (9, 432045), (15, 259227), (27, 144015), (45, 86409), (81, 48005), (135, 28803), (405, 9601)]