1218780459

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{35797}}^1$

素因数の和:35916

約数の個数: 32

約数和(自身を含む): 1964594240

約数和(自身を除く): 745813781

約数列:

[1, 3, 9, 13, 27, 39, 97, 117, 291, 351, 873, 1261, 2619, 3783, 11349, 34047, 35797, 107391, 322173, 465361, 966519, 1396083, 3472309, 4188249, 10416927, 12564747, 31250781, 45140017, 93752343, 135420051, 406260153, 1218780459]

約数ペア:

[(1, 1218780459), (3, 406260153), (9, 135420051), (13, 93752343), (27, 45140017), (39, 31250781), (97, 12564747), (117, 10416927), (291, 4188249), (351, 3472309), (873, 1396083), (1261, 966519), (2619, 465361), (3783, 322173), (11349, 107391), (34047, 35797)]