127708161

素因数分解:

$3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{1571}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 201216000

約数和(自身を除く): 73507839

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 343, 553, 1029, 1571, 1659, 3871, 4713, 10997, 11613, 27097, 32991, 76979, 81291, 124109, 230937, 372327, 538853, 868763, 1616559, 2606289, 6081341, 18244023, 42569387, 127708161]

約数ペア:

[(1, 127708161), (3, 42569387), (7, 18244023), (21, 6081341), (49, 2606289), (79, 1616559), (147, 868763), (237, 538853), (343, 372327), (553, 230937), (1029, 124109), (1571, 81291), (1659, 76979), (3871, 32991), (4713, 27097), (10997, 11613)]