52721721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 82260360

約数和(自身を除く): 29538639

約数列:

[1, 3, 9, 13, 39, 117, 557, 809, 1671, 2427, 5013, 7241, 7281, 10517, 21723, 31551, 65169, 94653, 450613, 1351839, 4055517, 5857969, 17573907, 52721721]

約数ペア:

[(1, 52721721), (3, 17573907), (9, 5857969), (13, 4055517), (39, 1351839), (117, 450613), (557, 94653), (809, 65169), (1671, 31551), (2427, 21723), (5013, 10517), (7241, 7281)]