72902421

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{8429}}^1$

素因数の和:8497

約数の個数: 18

約数和(自身を含む): 108822870

約数和(自身を除く): 35920449

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 8429, 8649, 25287, 75861, 261299, 783897, 2351691, 8100269, 24300807, 72902421]

約数ペア:

[(1, 72902421), (3, 24300807), (9, 8100269), (31, 2351691), (93, 783897), (279, 261299), (961, 75861), (2883, 25287), (8429, 8649)]