280132281

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 477597120

約数和(自身を除く): 197464839

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 307, 429, 709, 921, 1287, 2127, 2763, 3377, 3991, 6381, 7799, 9217, 10131, 11973, 23397, 27651, 30393, 35919, 43901, 70191, 82953, 101387, 131703, 217663, 304161, 395109, 652989, 912483, 1958967, 2394293, 2829619, 7182879, 8488857, 21548637, 25466571, 31125809, 93377427, 280132281]

約数ペア:

[(1, 280132281), (3, 93377427), (9, 31125809), (11, 25466571), (13, 21548637), (33, 8488857), (39, 7182879), (99, 2829619), (117, 2394293), (143, 1958967), (307, 912483), (429, 652989), (709, 395109), (921, 304161), (1287, 217663), (2127, 131703), (2763, 101387), (3377, 82953), (3991, 70191), (6381, 43901), (7799, 35919), (9217, 30393), (10131, 27651), (11973, 23397)]