82811519

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 103488000

約数和(自身を除く): 20676481

約数列:

[1, 7, 19, 49, 97, 131, 133, 343, 679, 917, 931, 1843, 2489, 4753, 6419, 6517, 12707, 12901, 17423, 33271, 44933, 88949, 90307, 121961, 241433, 622643, 632149, 853727, 1690031, 4358501, 11830217, 82811519]

約数ペア:

[(1, 82811519), (7, 11830217), (19, 4358501), (49, 1690031), (97, 853727), (131, 632149), (133, 622643), (343, 241433), (679, 121961), (917, 90307), (931, 88949), (1843, 44933), (2489, 33271), (4753, 17423), (6419, 12901), (6517, 12707)]