120897361

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 143881920

約数和(自身を除く): 22984559

約数列:

[1, 13, 19, 23, 169, 247, 299, 437, 1637, 3211, 3887, 5681, 21281, 31103, 37651, 73853, 276653, 404339, 489463, 715369, 5256407, 6363019, 9299797, 120897361]

約数ペア:

[(1, 120897361), (13, 9299797), (19, 6363019), (23, 5256407), (169, 715369), (247, 489463), (299, 404339), (437, 276653), (1637, 73853), (3211, 37651), (3887, 31103), (5681, 21281)]