79640746

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{1487}}^1$

素因数の和:1989

約数の個数: 16

約数和(自身を含む): 121777920

約数和(自身を除く): 42137174

約数列:

[1, 2, 61, 122, 439, 878, 1487, 2974, 26779, 53558, 90707, 181414, 652793, 1305586, 39820373, 79640746]

約数ペア:

[(1, 79640746), (2, 39820373), (61, 1305586), (122, 652793), (439, 181414), (878, 90707), (1487, 53558), (2974, 26779)]