78195978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{620603}}^1$

素因数の和:620618

約数の個数: 24

約数和(自身を含む): 193628448

約数和(自身を除く): 115432470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 620603, 1241206, 1861809, 3723618, 4344221, 5585427, 8688442, 11170854, 13032663, 26065326, 39097989, 78195978]

約数ペア:

[(1, 78195978), (2, 39097989), (3, 26065326), (6, 13032663), (7, 11170854), (9, 8688442), (14, 5585427), (18, 4344221), (21, 3723618), (42, 1861809), (63, 1241206), (126, 620603)]