1289788137

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149749}}^1$

素因数の和:149798

約数の個数: 32

約数和(自身を含む): 2156400000

約数和(自身を除く): 866611863

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2871, 8613, 149749, 449247, 1347741, 1647239, 4043223, 4342721, 4941717, 13028163, 14825151, 39084489, 44475453, 47769931, 117253467, 143309793, 429929379, 1289788137]

約数ペア:

[(1, 1289788137), (3, 429929379), (9, 143309793), (11, 117253467), (27, 47769931), (29, 44475453), (33, 39084489), (87, 14825151), (99, 13028163), (261, 4941717), (297, 4342721), (319, 4043223), (783, 1647239), (957, 1347741), (2871, 449247), (8613, 149749)]