315767517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1783}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 479539200

約数和(自身を除く): 163771683

約数列:

[1, 3, 13, 19, 39, 57, 239, 247, 717, 741, 1783, 3107, 4541, 5349, 9321, 13623, 23179, 33877, 59033, 69537, 101631, 177099, 426137, 440401, 1278411, 1321203, 5539781, 8096603, 16619343, 24289809, 105255839, 315767517]

約数ペア:

[(1, 315767517), (3, 105255839), (13, 24289809), (19, 16619343), (39, 8096603), (57, 5539781), (239, 1321203), (247, 1278411), (717, 440401), (741, 426137), (1783, 177099), (3107, 101631), (4541, 69537), (5349, 59033), (9321, 33877), (13623, 23179)]