1245709818

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1411

約数の個数: 48

約数和(自身を含む): 2721693312

約数和(自身を除く): 1475983494

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 431, 633, 761, 862, 1266, 1293, 1522, 1899, 2283, 2586, 3798, 3879, 4566, 6849, 7758, 13698, 90941, 160571, 181882, 272823, 321142, 327991, 481713, 545646, 655982, 818469, 963426, 983973, 1445139, 1636938, 1967946, 2890278, 2951919, 5903838, 69206101, 138412202, 207618303, 415236606, 622854909, 1245709818]

約数ペア:

[(1, 1245709818), (2, 622854909), (3, 415236606), (6, 207618303), (9, 138412202), (18, 69206101), (211, 5903838), (422, 2951919), (431, 2890278), (633, 1967946), (761, 1636938), (862, 1445139), (1266, 983973), (1293, 963426), (1522, 818469), (1899, 655982), (2283, 545646), (2586, 481713), (3798, 327991), (3879, 321142), (4566, 272823), (6849, 181882), (7758, 160571), (13698, 90941)]