2780286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20175

約数の個数: 16

約数和(自身を含む): 5802624

約数和(自身を除く): 3022338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 20147, 40294, 60441, 120882, 463381, 926762, 1390143, 2780286]

約数ペア:

[(1, 2780286), (2, 1390143), (3, 926762), (6, 463381), (23, 120882), (46, 60441), (69, 40294), (138, 20147)]