55997778

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{405781}}^1$

素因数の和:405809

約数の個数: 16

約数和(自身を含む): 116865216

約数和(自身を除く): 60867438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 405781, 811562, 1217343, 2434686, 9332963, 18665926, 27998889, 55997778]

約数ペア:

[(1, 55997778), (2, 27998889), (3, 18665926), (6, 9332963), (23, 2434686), (46, 1217343), (69, 811562), (138, 405781)]