199743128

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{147739}}^1$

素因数の和:147771

約数の個数: 24

約数和(自身を含む): 405546300

約数和(自身を除く): 205803172

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 147739, 295478, 590956, 1181912, 1920607, 3841214, 7682428, 15364856, 24967891, 49935782, 99871564, 199743128]

約数ペア:

[(1, 199743128), (2, 99871564), (4, 49935782), (8, 24967891), (13, 15364856), (26, 7682428), (52, 3841214), (104, 1920607), (169, 1181912), (338, 590956), (676, 295478), (1352, 147739)]