641569436

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1\times {\mathrm{5581}}^1$

素因数の和:6605

約数の個数: 24

約数和(自身を含む): 1162842240

約数和(自身を除く): 521272804

約数列:

[1, 2, 4, 29, 58, 116, 991, 1982, 3964, 5581, 11162, 22324, 28739, 57478, 114956, 161849, 323698, 647396, 5530771, 11061542, 22123084, 160392359, 320784718, 641569436]

約数ペア:

[(1, 641569436), (2, 320784718), (4, 160392359), (29, 22123084), (58, 11061542), (116, 5530771), (991, 647396), (1982, 323698), (3964, 161849), (5581, 114956), (11162, 57478), (22324, 28739)]