3985839

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 7163520

約数和(自身を除く): 3177681

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 163, 171, 209, 247, 429, 489, 627, 741, 1287, 1467, 1793, 1881, 2119, 2223, 2717, 3097, 5379, 6357, 8151, 9291, 16137, 19071, 23309, 24453, 27873, 34067, 40261, 69927, 102201, 120783, 209781, 306603, 362349, 442871, 1328613, 3985839]

約数ペア:

[(1, 3985839), (3, 1328613), (9, 442871), (11, 362349), (13, 306603), (19, 209781), (33, 120783), (39, 102201), (57, 69927), (99, 40261), (117, 34067), (143, 27873), (163, 24453), (171, 23309), (209, 19071), (247, 16137), (429, 9291), (489, 8151), (627, 6357), (741, 5379), (1287, 3097), (1467, 2717), (1793, 2223), (1881, 2119)]