28298730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21937}}^1$

素因数の和:21990

約数の個数: 32

約数和(自身を含む): 69499584

約数和(自身を除く): 41200854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21937, 43874, 65811, 109685, 131622, 219370, 329055, 658110, 943291, 1886582, 2829873, 4716455, 5659746, 9432910, 14149365, 28298730]

約数ペア:

[(1, 28298730), (2, 14149365), (3, 9432910), (5, 5659746), (6, 4716455), (10, 2829873), (15, 1886582), (30, 943291), (43, 658110), (86, 329055), (129, 219370), (215, 131622), (258, 109685), (430, 65811), (645, 43874), (1290, 21937)]