208021288

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{60331}}^1$

素因数の和:60768

約数の個数: 16

約数和(自身を含む): 390951360

約数和(自身を除く): 182930072

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 60331, 120662, 241324, 482648, 26002661, 52005322, 104010644, 208021288]

約数ペア:

[(1, 208021288), (2, 104010644), (4, 52005322), (8, 26002661), (431, 482648), (862, 241324), (1724, 120662), (3448, 60331)]