91581830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{212981}}^1$

素因数の和:213031

約数の個数: 16

約数和(自身を含む): 168681744

約数和(自身を除く): 77099914

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 212981, 425962, 1064905, 2129810, 9158183, 18316366, 45790915, 91581830]

約数ペア:

[(1, 91581830), (2, 45790915), (5, 18316366), (10, 9158183), (43, 2129810), (86, 1064905), (215, 425962), (430, 212981)]