177131409

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6689}}^1$

素因数の和:6809

約数の個数: 32

約数和(自身を含む): 293717760

約数和(自身を除く): 116586351

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1261, 2037, 3783, 6689, 8827, 20067, 26481, 46823, 86957, 140469, 260871, 608699, 648833, 1826097, 1946499, 4541831, 8434829, 13625493, 25304487, 59043803, 177131409]

約数ペア:

[(1, 177131409), (3, 59043803), (7, 25304487), (13, 13625493), (21, 8434829), (39, 4541831), (91, 1946499), (97, 1826097), (273, 648833), (291, 608699), (679, 260871), (1261, 140469), (2037, 86957), (3783, 46823), (6689, 26481), (8827, 20067)]