285291441

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 437865012

約数和(自身を除く): 152573571

約数列:

[1, 3, 9, 19, 57, 171, 277, 317, 361, 831, 951, 1083, 2493, 2853, 3249, 5263, 6023, 15789, 18069, 47367, 54207, 87809, 99997, 114437, 263427, 299991, 343311, 790281, 899973, 1029933, 1668371, 5005113, 15015339, 31699049, 95097147, 285291441]

約数ペア:

[(1, 285291441), (3, 95097147), (9, 31699049), (19, 15015339), (57, 5005113), (171, 1668371), (277, 1029933), (317, 899973), (361, 790281), (831, 343311), (951, 299991), (1083, 263427), (2493, 114437), (2853, 99997), (3249, 87809), (5263, 54207), (6023, 47367), (15789, 18069)]