281568279

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 400881600

約数和(自身を除く): 119313321

約数列:

[1, 3, 29, 41, 87, 123, 193, 409, 579, 1189, 1227, 3567, 5597, 7913, 11861, 16769, 16791, 23739, 35583, 50307, 78937, 229477, 236811, 486301, 688431, 1458903, 2289173, 3236417, 6867519, 9709251, 93856093, 281568279]

約数ペア:

[(1, 281568279), (3, 93856093), (29, 9709251), (41, 6867519), (87, 3236417), (123, 2289173), (193, 1458903), (409, 688431), (579, 486301), (1189, 236811), (1227, 229477), (3567, 78937), (5597, 50307), (7913, 35583), (11861, 23739), (16769, 16791)]