204682779

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 349372608

約数和(自身を除く): 144689829

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 277, 317, 333, 777, 831, 951, 1939, 2219, 2331, 2493, 2853, 5817, 6657, 10249, 11729, 17451, 19971, 30747, 35187, 71743, 82103, 87809, 92241, 105561, 215229, 246309, 263427, 614663, 645687, 738927, 790281, 1843989, 3248933, 5531967, 9746799, 22742531, 29240397, 68227593, 204682779]

約数ペア:

[(1, 204682779), (3, 68227593), (7, 29240397), (9, 22742531), (21, 9746799), (37, 5531967), (63, 3248933), (111, 1843989), (259, 790281), (277, 738927), (317, 645687), (333, 614663), (777, 263427), (831, 246309), (951, 215229), (1939, 105561), (2219, 92241), (2331, 87809), (2493, 82103), (2853, 71743), (5817, 35187), (6657, 30747), (10249, 19971), (11729, 17451)]