158646376

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{39901}}^1$

素因数の和:39985

約数の個数: 32

約数和(自身を含む): 344753280

約数和(自身を除く): 186106904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 39901, 79802, 159604, 279307, 319208, 558614, 1117228, 2234456, 2832971, 5665942, 11331884, 19830797, 22663768, 39661594, 79323188, 158646376]

約数ペア:

[(1, 158646376), (2, 79323188), (4, 39661594), (7, 22663768), (8, 19830797), (14, 11331884), (28, 5665942), (56, 2832971), (71, 2234456), (142, 1117228), (284, 558614), (497, 319208), (568, 279307), (994, 159604), (1988, 79802), (3976, 39901)]