12861198

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 32188416

約数和(自身を除く): 19327218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 991, 1442, 1854, 1982, 2163, 2973, 4326, 5946, 6489, 6937, 8919, 12978, 13874, 17838, 20811, 41622, 62433, 102073, 124866, 204146, 306219, 612438, 714511, 918657, 1429022, 1837314, 2143533, 4287066, 6430599, 12861198]

約数ペア:

[(1, 12861198), (2, 6430599), (3, 4287066), (6, 2143533), (7, 1837314), (9, 1429022), (14, 918657), (18, 714511), (21, 612438), (42, 306219), (63, 204146), (103, 124866), (126, 102073), (206, 62433), (309, 41622), (618, 20811), (721, 17838), (927, 13874), (991, 12978), (1442, 8919), (1854, 6937), (1982, 6489), (2163, 5946), (2973, 4326)]