11391445

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 32

約数和(自身を含む): 15936480

約数和(自身を除く): 4545035

約数列:

[1, 5, 13, 17, 61, 65, 85, 169, 221, 305, 793, 845, 1037, 1105, 2197, 2873, 3965, 5185, 10309, 10985, 13481, 14365, 37349, 51545, 67405, 134017, 175253, 186745, 670085, 876265, 2278289, 11391445]

約数ペア:

[(1, 11391445), (5, 2278289), (13, 876265), (17, 670085), (61, 186745), (65, 175253), (85, 134017), (169, 67405), (221, 51545), (305, 37349), (793, 14365), (845, 13481), (1037, 10985), (1105, 10309), (2197, 5185), (2873, 3965)]