51871683

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 73846080

約数和(自身を除く): 21974397

約数列:

[1, 3, 41, 53, 73, 109, 123, 159, 219, 327, 2173, 2993, 3869, 4469, 5777, 6519, 7957, 8979, 11607, 13407, 17331, 23871, 158629, 236857, 326237, 421721, 475887, 710571, 978711, 1265163, 17290561, 51871683]

約数ペア:

[(1, 51871683), (3, 17290561), (41, 1265163), (53, 978711), (73, 710571), (109, 475887), (123, 421721), (159, 326237), (219, 236857), (327, 158629), (2173, 23871), (2993, 17331), (3869, 13407), (4469, 11607), (5777, 8979), (6519, 7957)]