80515071

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 147061824

約数和(自身を除く): 66546753

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 481, 777, 819, 1443, 2331, 2657, 3367, 4329, 7971, 10101, 18599, 23913, 30303, 34541, 55797, 98309, 103623, 167391, 241787, 294927, 310869, 688163, 725361, 884781, 1278017, 2064489, 2176083, 3834051, 6193467, 8946119, 11502153, 26838357, 80515071]

約数ペア:

[(1, 80515071), (3, 26838357), (7, 11502153), (9, 8946119), (13, 6193467), (21, 3834051), (37, 2176083), (39, 2064489), (63, 1278017), (91, 884781), (111, 725361), (117, 688163), (259, 310869), (273, 294927), (333, 241787), (481, 167391), (777, 103623), (819, 98309), (1443, 55797), (2331, 34541), (2657, 30303), (3367, 23913), (4329, 18599), (7971, 10101)]