64845945

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4129}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 112749000

約数和(自身を除く): 47903055

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1745, 3141, 4129, 5235, 12387, 15705, 20645, 37161, 61935, 185805, 1441021, 4323063, 7205105, 12969189, 21615315, 64845945]

約数ペア:

[(1, 64845945), (3, 21615315), (5, 12969189), (9, 7205105), (15, 4323063), (45, 1441021), (349, 185805), (1047, 61935), (1745, 37161), (3141, 20645), (4129, 15705), (5235, 12387)]