81717076

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{39979}}^1$

素因数の和:40063

約数の個数: 24

約数和(自身を含む): 165677120

約数和(自身を除く): 83960044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 39979, 79958, 159916, 279853, 559706, 1119412, 2918467, 5836934, 11673868, 20429269, 40858538, 81717076]

約数ペア:

[(1, 81717076), (2, 40858538), (4, 20429269), (7, 11673868), (14, 5836934), (28, 2918467), (73, 1119412), (146, 559706), (292, 279853), (511, 159916), (1022, 79958), (2044, 39979)]