861016545

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{71129}}^1$

素因数の和:71409

約数の個数: 24

約数和(自身を含む): 1497997800

約数和(自身を除く): 636981255

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1345, 2421, 4035, 12105, 71129, 213387, 355645, 640161, 1066935, 3200805, 19133701, 57401103, 95668505, 172203309, 287005515, 861016545]

約数ペア:

[(1, 861016545), (3, 287005515), (5, 172203309), (9, 95668505), (15, 57401103), (45, 19133701), (269, 3200805), (807, 1066935), (1345, 640161), (2421, 355645), (4035, 213387), (12105, 71129)]