261330408016

素因数分解:

$2^4\times {\mathrm{3571}}^1\times {\mathrm{4573831}}^1$

素因数の和:4577410

約数の個数: 20

約数和(自身を含む): 506469565024

約数和(自身を除く): 245139157008

約数列:

[1, 2, 4, 8, 16, 3571, 7142, 14284, 28568, 57136, 4573831, 9147662, 18295324, 36590648, 73181296, 16333150501, 32666301002, 65332602004, 130665204008, 261330408016]

約数ペア:

[(1, 261330408016), (2, 130665204008), (4, 65332602004), (8, 32666301002), (16, 16333150501), (3571, 73181296), (7142, 36590648), (14284, 18295324), (28568, 9147662), (57136, 4573831)]