11387943

素因数分解:

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

素因数の和:82

約数の個数: 60

約数和(自身を含む): 20973888

約数和(自身を除く): 9585945

約数列:

[1, 3, 7, 9, 17, 21, 31, 49, 51, 63, 93, 119, 147, 153, 217, 279, 343, 357, 441, 527, 651, 833, 1029, 1071, 1519, 1581, 1953, 2401, 2499, 3087, 3689, 4557, 4743, 5831, 7203, 7497, 10633, 11067, 13671, 17493, 21609, 25823, 31899, 33201, 40817, 52479, 74431, 77469, 95697, 122451, 180761, 223293, 232407, 367353, 542283, 669879, 1265327, 1626849, 3795981, 11387943]

約数ペア:

[(1, 11387943), (3, 3795981), (7, 1626849), (9, 1265327), (17, 669879), (21, 542283), (31, 367353), (49, 232407), (51, 223293), (63, 180761), (93, 122451), (119, 95697), (147, 77469), (153, 74431), (217, 52479), (279, 40817), (343, 33201), (357, 31899), (441, 25823), (527, 21609), (651, 17493), (833, 13671), (1029, 11067), (1071, 10633), (1519, 7497), (1581, 7203), (1953, 5831), (2401, 4743), (2499, 4557), (3087, 3689)]