121331985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{839}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 201277440

約数和(自身を除く): 79945455

約数列:

[1, 3, 5, 15, 31, 93, 155, 311, 465, 839, 933, 1555, 2517, 4195, 4665, 9641, 12585, 26009, 28923, 48205, 78027, 130045, 144615, 260929, 390135, 782787, 1304645, 3913935, 8088799, 24266397, 40443995, 121331985]

約数ペア:

[(1, 121331985), (3, 40443995), (5, 24266397), (15, 8088799), (31, 3913935), (93, 1304645), (155, 782787), (311, 390135), (465, 260929), (839, 144615), (933, 130045), (1555, 78027), (2517, 48205), (4195, 28923), (4665, 26009), (9641, 12585)]