127987778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89753}}^1$

素因数の和:89809

約数の個数: 16

約数和(自身を含む): 206793216

約数和(自身を除く): 78805438

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 89753, 179506, 2064319, 2782343, 4128638, 5564686, 63993889, 127987778]

約数ペア:

[(1, 127987778), (2, 63993889), (23, 5564686), (31, 4128638), (46, 2782343), (62, 2064319), (713, 179506), (1426, 89753)]