2555145

素因数分解:

$3^6\times 5^1\times {\mathrm{701}}^1$

素因数の和:724

約数の個数: 28

約数和(自身を含む): 4603716

約数和(自身を除く): 2048571

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 701, 729, 1215, 2103, 3505, 3645, 6309, 10515, 18927, 31545, 56781, 94635, 170343, 283905, 511029, 851715, 2555145]

約数ペア:

[(1, 2555145), (3, 851715), (5, 511029), (9, 283905), (15, 170343), (27, 94635), (45, 56781), (81, 31545), (135, 18927), (243, 10515), (405, 6309), (701, 3645), (729, 3505), (1215, 2103)]