81672304

素因数分解:

$2^4\times 7^1\times {\mathrm{729217}}^1$

素因数の和:729232

約数の個数: 20

約数和(自身を含む): 180846064

約数和(自身を除く): 99173760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 729217, 1458434, 2916868, 5104519, 5833736, 10209038, 11667472, 20418076, 40836152, 81672304]

約数ペア:

[(1, 81672304), (2, 40836152), (4, 20418076), (7, 11667472), (8, 10209038), (14, 5833736), (16, 5104519), (28, 2916868), (56, 1458434), (112, 729217)]