1987713

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1641087

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 809, 819, 2427, 2457, 5663, 7281, 10517, 16989, 21843, 31551, 50967, 73619, 94653, 152901, 220857, 283959, 662571, 1987713]

約数ペア:

[(1, 1987713), (3, 662571), (7, 283959), (9, 220857), (13, 152901), (21, 94653), (27, 73619), (39, 50967), (63, 31551), (91, 21843), (117, 16989), (189, 10517), (273, 7281), (351, 5663), (809, 2457), (819, 2427)]