7967271

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 12374208

約数和(自身を除く): 4406937

約数列:

[1, 3, 13, 17, 39, 51, 61, 183, 197, 221, 591, 663, 793, 1037, 2379, 2561, 3111, 3349, 7683, 10047, 12017, 13481, 36051, 40443, 43537, 130611, 156221, 204289, 468663, 612867, 2655757, 7967271]

約数ペア:

[(1, 7967271), (3, 2655757), (13, 612867), (17, 468663), (39, 204289), (51, 156221), (61, 130611), (183, 43537), (197, 40443), (221, 36051), (591, 13481), (663, 12017), (793, 10047), (1037, 7683), (2379, 3349), (2561, 3111)]