127890784

素因数分解:

$2^5\times 7^2\times {\mathrm{81563}}^1$

素因数の和:81587

約数の個数: 36

約数和(自身を含む): 292896324

約数和(自身を除く): 165005540

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 81563, 163126, 326252, 570941, 652504, 1141882, 1305008, 2283764, 2610016, 3996587, 4567528, 7993174, 9135056, 15986348, 18270112, 31972696, 63945392, 127890784]

約数ペア:

[(1, 127890784), (2, 63945392), (4, 31972696), (7, 18270112), (8, 15986348), (14, 9135056), (16, 7993174), (28, 4567528), (32, 3996587), (49, 2610016), (56, 2283764), (98, 1305008), (112, 1141882), (196, 652504), (224, 570941), (392, 326252), (784, 163126), (1568, 81563)]