72779291

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 86400720

約数和(自身を除く): 13621429

約数列:

[1, 13, 19, 23, 247, 299, 437, 529, 557, 5681, 6877, 7241, 10051, 10583, 12811, 130663, 137579, 166543, 243409, 294653, 3164317, 3830489, 5598407, 72779291]

約数ペア:

[(1, 72779291), (13, 5598407), (19, 3830489), (23, 3164317), (247, 294653), (299, 243409), (437, 166543), (529, 137579), (557, 130663), (5681, 12811), (6877, 10583), (7241, 10051)]