75720465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98981}}^1$

素因数の和:99009

約数の個数: 24

約数和(自身を含む): 138970728

約数和(自身を除く): 63250263

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 98981, 296943, 494905, 890829, 1484715, 1682677, 4454145, 5048031, 8413385, 15144093, 25240155, 75720465]

約数ペア:

[(1, 75720465), (3, 25240155), (5, 15144093), (9, 8413385), (15, 5048031), (17, 4454145), (45, 1682677), (51, 1484715), (85, 890829), (153, 494905), (255, 296943), (765, 98981)]