87665319

素因数分解:

$3^2\times 7^1\times {\mathrm{967}}^1\times {\mathrm{1439}}^1$

素因数の和:2419

約数の個数: 24

約数和(自身を含む): 144967680

約数和(自身を除く): 57302361

約数列:

[1, 3, 7, 9, 21, 63, 967, 1439, 2901, 4317, 6769, 8703, 10073, 12951, 20307, 30219, 60921, 90657, 1391513, 4174539, 9740591, 12523617, 29221773, 87665319]

約数ペア:

[(1, 87665319), (3, 29221773), (7, 12523617), (9, 9740591), (21, 4174539), (63, 1391513), (967, 90657), (1439, 60921), (2901, 30219), (4317, 20307), (6769, 12951), (8703, 10073)]