2091663

素因数分解:

$3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 60

約数和(自身を含む): 3972672

約数和(自身を除く): 1881009

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 49, 51, 63, 81, 93, 119, 147, 153, 189, 217, 279, 357, 441, 459, 527, 567, 651, 833, 837, 1071, 1323, 1377, 1519, 1581, 1953, 2499, 2511, 3213, 3689, 3969, 4557, 4743, 5859, 7497, 9639, 11067, 13671, 14229, 17577, 22491, 25823, 33201, 41013, 42687, 67473, 77469, 99603, 123039, 232407, 298809, 697221, 2091663]

約数ペア:

[(1, 2091663), (3, 697221), (7, 298809), (9, 232407), (17, 123039), (21, 99603), (27, 77469), (31, 67473), (49, 42687), (51, 41013), (63, 33201), (81, 25823), (93, 22491), (119, 17577), (147, 14229), (153, 13671), (189, 11067), (217, 9639), (279, 7497), (357, 5859), (441, 4743), (459, 4557), (527, 3969), (567, 3689), (651, 3213), (833, 2511), (837, 2499), (1071, 1953), (1323, 1581), (1377, 1519)]