812971621

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{340583}}^1$

素因数の和:340632

約数の個数: 16

約数和(自身を含む): 1046274048

約数和(自身を除く): 233302427

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 340583, 2384081, 3746413, 10558073, 26224891, 73906511, 116138803, 812971621]

約数ペア:

[(1, 812971621), (7, 116138803), (11, 73906511), (31, 26224891), (77, 10558073), (217, 3746413), (341, 2384081), (2387, 340583)]