1965873

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 3404800

約数和(自身を除く): 1438927

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 379, 399, 741, 1137, 1729, 2653, 4927, 5187, 7201, 7959, 14781, 21603, 34489, 50407, 93613, 103467, 151221, 280839, 655291, 1965873]

約数ペア:

[(1, 1965873), (3, 655291), (7, 280839), (13, 151221), (19, 103467), (21, 93613), (39, 50407), (57, 34489), (91, 21603), (133, 14781), (247, 7959), (273, 7201), (379, 5187), (399, 4927), (741, 2653), (1137, 1729)]