99919791

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 153446400

約数和(自身を除く): 53526609

約数列:

[1, 3, 9, 27, 47, 71, 141, 213, 423, 639, 1109, 1269, 1917, 3327, 3337, 9981, 10011, 29943, 30033, 52123, 78739, 90099, 156369, 236217, 469107, 708651, 1407321, 2125953, 3700733, 11102199, 33306597, 99919791]

約数ペア:

[(1, 99919791), (3, 33306597), (9, 11102199), (27, 3700733), (47, 2125953), (71, 1407321), (141, 708651), (213, 469107), (423, 236217), (639, 156369), (1109, 90099), (1269, 78739), (1917, 52123), (3327, 30033), (3337, 29943), (9981, 10011)]