71180991

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12149}}^1$

素因数の和:12196

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 53235009

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 12149, 36447, 85043, 109341, 255129, 328023, 376619, 765387, 1129857, 2296161, 2636333, 3389571, 7908999, 10168713, 23726997, 71180991]

約数ペア:

[(1, 71180991), (3, 23726997), (7, 10168713), (9, 7908999), (21, 3389571), (27, 2636333), (31, 2296161), (63, 1129857), (93, 765387), (189, 376619), (217, 328023), (279, 255129), (651, 109341), (837, 85043), (1953, 36447), (5859, 12149)]