2013133905

素因数分解:

$3^4\times 5^1\times {\mathrm{4970701}}^1$

素因数の和:4970718

約数の個数: 20

約数和(自身を含む): 3608729652

約数和(自身を除く): 1595595747

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4970701, 14912103, 24853505, 44736309, 74560515, 134208927, 223681545, 402626781, 671044635, 2013133905]

約数ペア:

[(1, 2013133905), (3, 671044635), (5, 402626781), (9, 223681545), (15, 134208927), (27, 74560515), (45, 44736309), (81, 24853505), (135, 14912103), (405, 4970701)]