13181259

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 8881845

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 911, 1113, 2067, 2733, 4823, 6377, 11843, 14469, 19131, 35529, 48283, 82901, 144849, 248703, 337981, 627679, 1013943, 1883037, 4393753, 13181259]

約数ペア:

[(1, 13181259), (3, 4393753), (7, 1883037), (13, 1013943), (21, 627679), (39, 337981), (53, 248703), (91, 144849), (159, 82901), (273, 48283), (371, 35529), (689, 19131), (911, 14469), (1113, 11843), (2067, 6377), (2733, 4823)]