16507557

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 27320832

約数和(自身を除く): 10813275

約数列:

[1, 3, 9, 11, 27, 33, 81, 97, 99, 191, 291, 297, 573, 873, 891, 1067, 1719, 2101, 2619, 3201, 5157, 6303, 7857, 9603, 15471, 18527, 18909, 28809, 55581, 56727, 86427, 166743, 170181, 203797, 500229, 611391, 1500687, 1834173, 5502519, 16507557]

約数ペア:

[(1, 16507557), (3, 5502519), (9, 1834173), (11, 1500687), (27, 611391), (33, 500229), (81, 203797), (97, 170181), (99, 166743), (191, 86427), (291, 56727), (297, 55581), (573, 28809), (873, 18909), (891, 18527), (1067, 15471), (1719, 9603), (2101, 7857), (2619, 6303), (3201, 5157)]