645058188

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{31271}}^1$

素因数の和:31475

約数の個数: 48

約数和(自身を含む): 1681182720

約数和(自身を除く): 1036124532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 382, 573, 764, 1146, 1719, 2292, 3438, 5157, 6876, 10314, 20628, 31271, 62542, 93813, 125084, 187626, 281439, 375252, 562878, 844317, 1125756, 1688634, 3377268, 5972761, 11945522, 17918283, 23891044, 35836566, 53754849, 71673132, 107509698, 161264547, 215019396, 322529094, 645058188]

約数ペア:

[(1, 645058188), (2, 322529094), (3, 215019396), (4, 161264547), (6, 107509698), (9, 71673132), (12, 53754849), (18, 35836566), (27, 23891044), (36, 17918283), (54, 11945522), (108, 5972761), (191, 3377268), (382, 1688634), (573, 1125756), (764, 844317), (1146, 562878), (1719, 375252), (2292, 281439), (3438, 187626), (5157, 125084), (6876, 93813), (10314, 62542), (20628, 31271)]