1635309

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1578

約数の個数: 20

約数和(自身を含む): 2632476

約数和(自身を除く): 997167

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1553, 4659, 13977, 20189, 41931, 60567, 125793, 181701, 545103, 1635309]

約数ペア:

[(1, 1635309), (3, 545103), (9, 181701), (13, 125793), (27, 60567), (39, 41931), (81, 20189), (117, 13977), (351, 4659), (1053, 1553)]