81165728

素因数分解:

$2^5\times 7^1\times {\mathrm{362347}}^1$

素因数の和:362364

約数の個数: 24

約数和(自身を含む): 182623392

約数和(自身を除く): 101457664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 362347, 724694, 1449388, 2536429, 2898776, 5072858, 5797552, 10145716, 11595104, 20291432, 40582864, 81165728]

約数ペア:

[(1, 81165728), (2, 40582864), (4, 20291432), (7, 11595104), (8, 10145716), (14, 5797552), (16, 5072858), (28, 2898776), (32, 2536429), (56, 1449388), (112, 724694), (224, 362347)]