42643671

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 66648960

約数和(自身を除く): 24005289

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2087, 2919, 6261, 6811, 14609, 20433, 43827, 102263, 290093, 306789, 870279, 2030651, 6091953, 14214557, 42643671]

約数ペア:

[(1, 42643671), (3, 14214557), (7, 6091953), (21, 2030651), (49, 870279), (139, 306789), (147, 290093), (417, 102263), (973, 43827), (2087, 20433), (2919, 14609), (6261, 6811)]