128139627

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4909}}^1$

素因数の和:5043

約数の個数: 32

約数和(自身を含む): 214940160

約数和(自身を除く): 86800533

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 231, 339, 791, 1243, 2373, 3729, 4909, 8701, 14727, 26103, 34363, 53999, 103089, 161997, 377993, 554717, 1133979, 1664151, 3883019, 6101887, 11649057, 18305661, 42713209, 128139627]

約数ペア:

[(1, 128139627), (3, 42713209), (7, 18305661), (11, 11649057), (21, 6101887), (33, 3883019), (77, 1664151), (113, 1133979), (231, 554717), (339, 377993), (791, 161997), (1243, 103089), (2373, 53999), (3729, 34363), (4909, 26103), (8701, 14727)]