291217858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 465960960

約数和(自身を除く): 174743102

約数列:

[1, 2, 23, 46, 79, 127, 158, 254, 631, 1262, 1817, 2921, 3634, 5842, 10033, 14513, 20066, 29026, 49849, 80137, 99698, 160274, 230759, 461518, 1146527, 1843151, 2293054, 3686302, 6330823, 12661646, 145608929, 291217858]

約数ペア:

[(1, 291217858), (2, 145608929), (23, 12661646), (46, 6330823), (79, 3686302), (127, 2293054), (158, 1843151), (254, 1146527), (631, 461518), (1262, 230759), (1817, 160274), (2921, 99698), (3634, 80137), (5842, 49849), (10033, 29026), (14513, 20066)]