16621275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{20147}}^1$

素因数の和:20171

約数の個数: 24

約数和(自身を含む): 29980224

約数和(自身を除く): 13358949

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 20147, 60441, 100735, 221617, 302205, 503675, 664851, 1108085, 1511025, 3324255, 5540425, 16621275]

約数ペア:

[(1, 16621275), (3, 5540425), (5, 3324255), (11, 1511025), (15, 1108085), (25, 664851), (33, 503675), (55, 302205), (75, 221617), (165, 100735), (275, 60441), (825, 20147)]