87742035

素因数分解:

$3^4\times 5^1\times {\mathrm{216647}}^1$

素因数の和:216664

約数の個数: 20

約数和(自身を含む): 157286448

約数和(自身を除く): 69544413

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 216647, 649941, 1083235, 1949823, 3249705, 5849469, 9749115, 17548407, 29247345, 87742035]

約数ペア:

[(1, 87742035), (3, 29247345), (5, 17548407), (9, 9749115), (15, 5849469), (27, 3249705), (45, 1949823), (81, 1083235), (135, 649941), (405, 216647)]