1380687

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 2365440

約数和(自身を除く): 984753

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 139, 231, 301, 417, 473, 903, 973, 1419, 1529, 2919, 3311, 4587, 5977, 9933, 10703, 17931, 32109, 41839, 65747, 125517, 197241, 460229, 1380687]

約数ペア:

[(1, 1380687), (3, 460229), (7, 197241), (11, 125517), (21, 65747), (33, 41839), (43, 32109), (77, 17931), (129, 10703), (139, 9933), (231, 5977), (301, 4587), (417, 3311), (473, 2919), (903, 1529), (973, 1419)]