647515608

素因数分解:

$2^3\times 3^1\times {\mathrm{997}}^1\times {\mathrm{27061}}^1$

素因数の和:28067

約数の個数: 32

約数和(自身を含む): 1620472560

約数和(自身を除く): 972956952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 997, 1994, 2991, 3988, 5982, 7976, 11964, 23928, 27061, 54122, 81183, 108244, 162366, 216488, 324732, 649464, 26979817, 53959634, 80939451, 107919268, 161878902, 215838536, 323757804, 647515608]

約数ペア:

[(1, 647515608), (2, 323757804), (3, 215838536), (4, 161878902), (6, 107919268), (8, 80939451), (12, 53959634), (24, 26979817), (997, 649464), (1994, 324732), (2991, 216488), (3988, 162366), (5982, 108244), (7976, 81183), (11964, 54122), (23928, 27061)]