71384944

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{8941}}^1$

素因数の和:9448

約数の個数: 20

約数和(自身を含む): 138601000

約数和(自身を除く): 67216056

約数列:

[1, 2, 4, 8, 16, 499, 998, 1996, 3992, 7984, 8941, 17882, 35764, 71528, 143056, 4461559, 8923118, 17846236, 35692472, 71384944]

約数ペア:

[(1, 71384944), (2, 35692472), (4, 17846236), (8, 8923118), (16, 4461559), (499, 143056), (998, 71528), (1996, 35764), (3992, 17882), (7984, 8941)]