40642905

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 66487680

約数和(自身を除く): 25844775

約数列:

[1, 3, 5, 15, 101, 139, 193, 303, 417, 505, 579, 695, 965, 1515, 2085, 2895, 14039, 19493, 26827, 42117, 58479, 70195, 80481, 97465, 134135, 210585, 292395, 402405, 2709527, 8128581, 13547635, 40642905]

約数ペア:

[(1, 40642905), (3, 13547635), (5, 8128581), (15, 2709527), (101, 402405), (139, 292395), (193, 210585), (303, 134135), (417, 97465), (505, 80481), (579, 70195), (695, 58479), (965, 42117), (1515, 26827), (2085, 19493), (2895, 14039)]