291421310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{15727}}^1$

素因数の和:15860

約数の個数: 32

約数和(自身を含む): 560545920

約数和(自身を除く): 269124610

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 3706, 9265, 15727, 18530, 31454, 78635, 157270, 267359, 534718, 1336795, 1714243, 2673590, 3428486, 8571215, 17142430, 29142131, 58284262, 145710655, 291421310]

約数ペア:

[(1, 291421310), (2, 145710655), (5, 58284262), (10, 29142131), (17, 17142430), (34, 8571215), (85, 3428486), (109, 2673590), (170, 1714243), (218, 1336795), (545, 534718), (1090, 267359), (1853, 157270), (3706, 78635), (9265, 31454), (15727, 18530)]