15991390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 14801570

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 863, 1090, 1726, 1853, 3706, 4315, 8630, 9265, 14671, 18530, 29342, 73355, 94067, 146710, 188134, 470335, 940670, 1599139, 3198278, 7995695, 15991390]

約数ペア:

[(1, 15991390), (2, 7995695), (5, 3198278), (10, 1599139), (17, 940670), (34, 470335), (85, 188134), (109, 146710), (170, 94067), (218, 73355), (545, 29342), (863, 18530), (1090, 14671), (1726, 9265), (1853, 8630), (3706, 4315)]