287710059

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45821}}^1$

素因数の和:45867

約数の個数: 32

約数和(自身を含む): 492678144

約数和(自身を除く): 204968085

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 45821, 137463, 320747, 595673, 962241, 1053883, 1787019, 3161649, 4169711, 7377181, 12509133, 13700479, 22131543, 41101437, 95903353, 287710059]

約数ペア:

[(1, 287710059), (3, 95903353), (7, 41101437), (13, 22131543), (21, 13700479), (23, 12509133), (39, 7377181), (69, 4169711), (91, 3161649), (161, 1787019), (273, 1053883), (299, 962241), (483, 595673), (897, 320747), (2093, 137463), (6279, 45821)]