408038467215

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{1307627}}^1$

素因数の和:1307999

約数の個数: 32

約数和(自身を含む): 664316868096

約数和(自身を除く): 256278400881

約数列:

[1, 3, 5, 15, 71, 213, 293, 355, 879, 1065, 1465, 4395, 20803, 62409, 104015, 312045, 1307627, 3922881, 6538135, 19614405, 92841517, 278524551, 383134711, 464207585, 1149404133, 1392622755, 1915673555, 5747020665, 27202564481, 81607693443, 136012822405, 408038467215]

約数ペア:

[(1, 408038467215), (3, 136012822405), (5, 81607693443), (15, 27202564481), (71, 5747020665), (213, 1915673555), (293, 1392622755), (355, 1149404133), (879, 464207585), (1065, 383134711), (1465, 278524551), (4395, 92841517), (20803, 19614405), (62409, 6538135), (104015, 3922881), (312045, 1307627)]