142780918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443419}}^1$

素因数の和:443451

約数の個数: 16

約数和(自身を含む): 255409920

約数和(自身を除く): 112629002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 443419, 886838, 3103933, 6207866, 10198637, 20397274, 71390459, 142780918]

約数ペア:

[(1, 142780918), (2, 71390459), (7, 20397274), (14, 10198637), (23, 6207866), (46, 3103933), (161, 886838), (322, 443419)]