65278215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{85331}}^1$

素因数の和:85359

約数の個数: 24

約数和(自身を含む): 119806128

約数和(自身を除く): 54527913

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 85331, 255993, 426655, 767979, 1279965, 1450627, 3839895, 4351881, 7253135, 13055643, 21759405, 65278215]

約数ペア:

[(1, 65278215), (3, 21759405), (5, 13055643), (9, 7253135), (15, 4351881), (17, 3839895), (45, 1450627), (51, 1279965), (85, 767979), (153, 426655), (255, 255993), (765, 85331)]