131318768

素因数分解:

$2^4\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{1103}}^1$

素因数の和:2181

約数の個数: 40

約数和(自身を含む): 291314688

約数和(自身を除く): 159995920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1063, 1103, 2126, 2206, 4252, 4412, 7441, 7721, 8504, 8824, 14882, 15442, 17008, 17648, 29764, 30884, 59528, 61768, 119056, 123536, 1172489, 2344978, 4689956, 8207423, 9379912, 16414846, 18759824, 32829692, 65659384, 131318768]

約数ペア:

[(1, 131318768), (2, 65659384), (4, 32829692), (7, 18759824), (8, 16414846), (14, 9379912), (16, 8207423), (28, 4689956), (56, 2344978), (112, 1172489), (1063, 123536), (1103, 119056), (2126, 61768), (2206, 59528), (4252, 30884), (4412, 29764), (7441, 17648), (7721, 17008), (8504, 15442), (8824, 14882)]