68947916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 122828160

約数和(自身を除く): 53880244

約数列:

[1, 2, 4, 73, 146, 292, 389, 607, 778, 1214, 1556, 2428, 28397, 44311, 56794, 88622, 113588, 177244, 236123, 472246, 944492, 17236979, 34473958, 68947916]

約数ペア:

[(1, 68947916), (2, 34473958), (4, 17236979), (73, 944492), (146, 472246), (292, 236123), (389, 177244), (607, 113588), (778, 88622), (1214, 56794), (1556, 44311), (2428, 28397)]