129945844

素因数分解:

$2^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{1621}}^1$

素因数の和:2048

約数の個数: 36

約数和(自身を含む): 265342980

約数和(自身を除く): 135397136

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409, 818, 1621, 1636, 2863, 3242, 5726, 6484, 11347, 11452, 20041, 22694, 40082, 45388, 79429, 80164, 158858, 317716, 662989, 1325978, 2651956, 4640923, 9281846, 18563692, 32486461, 64972922, 129945844]

約数ペア:

[(1, 129945844), (2, 64972922), (4, 32486461), (7, 18563692), (14, 9281846), (28, 4640923), (49, 2651956), (98, 1325978), (196, 662989), (409, 317716), (818, 158858), (1621, 80164), (1636, 79429), (2863, 45388), (3242, 40082), (5726, 22694), (6484, 20041), (11347, 11452)]