64845675

素因数分解:

$3^2\times 5^2\times {\mathrm{288203}}^1$

素因数の和:288219

約数の個数: 18

約数和(自身を含む): 116146212

約数和(自身を除く): 51300537

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 288203, 864609, 1441015, 2593827, 4323045, 7205075, 12969135, 21615225, 64845675]

約数ペア:

[(1, 64845675), (3, 21615225), (5, 12969135), (9, 7205075), (15, 4323045), (25, 2593827), (45, 1441015), (75, 864609), (225, 288203)]