2007990135

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{345907}}^1$

素因数の和:345964

約数の個数: 32

約数和(自身を含む): 3652788480

約数和(自身を除く): 1644798345

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 345907, 1037721, 1729535, 3113163, 5188605, 9339489, 14874001, 15565815, 44622003, 46697445, 74370005, 133866009, 223110015, 401598027, 669330045, 2007990135]

約数ペア:

[(1, 2007990135), (3, 669330045), (5, 401598027), (9, 223110015), (15, 133866009), (27, 74370005), (43, 46697445), (45, 44622003), (129, 15565815), (135, 14874001), (215, 9339489), (387, 5188605), (645, 3113163), (1161, 1729535), (1935, 1037721), (5805, 345907)]