3978481521

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{56773}}^1$

素因数の和:56901

約数の個数: 32

約数和(自身を含む): 6278750208

約数和(自身を除く): 2300268687

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 987, 1491, 3337, 10011, 23359, 56773, 70077, 170319, 397411, 1192233, 2668331, 4030883, 8004993, 12092649, 18678317, 28216181, 56034951, 84648543, 189451501, 568354503, 1326160507, 3978481521]

約数ペア:

[(1, 3978481521), (3, 1326160507), (7, 568354503), (21, 189451501), (47, 84648543), (71, 56034951), (141, 28216181), (213, 18678317), (329, 12092649), (497, 8004993), (987, 4030883), (1491, 2668331), (3337, 1192233), (10011, 397411), (23359, 170319), (56773, 70077)]