12747189

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 21337344

約数和(自身を除く): 8590155

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 881, 1113, 2067, 2643, 4823, 6167, 11453, 14469, 18501, 34359, 46693, 80171, 140079, 240513, 326851, 607009, 980553, 1821027, 4249063, 12747189]

約数ペア:

[(1, 12747189), (3, 4249063), (7, 1821027), (13, 980553), (21, 607009), (39, 326851), (53, 240513), (91, 140079), (159, 80171), (273, 46693), (371, 34359), (689, 18501), (881, 14469), (1113, 11453), (2067, 6167), (2643, 4823)]