311661

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:130

約数の個数: 32

約数和(自身を含む): 564480

約数和(自身を除く): 252819

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 97, 119, 153, 189, 291, 357, 459, 679, 873, 1071, 1649, 2037, 2619, 3213, 4947, 6111, 11543, 14841, 18333, 34629, 44523, 103887, 311661]

約数ペア:

[(1, 311661), (3, 103887), (7, 44523), (9, 34629), (17, 18333), (21, 14841), (27, 11543), (51, 6111), (63, 4947), (97, 3213), (119, 2619), (153, 2037), (189, 1649), (291, 1071), (357, 873), (459, 679)]