81365686

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1\times {\mathrm{509}}^1$

素因数の和:1079

約数の個数: 16

約数和(自身を含む): 123158880

約数和(自身を除く): 41793194

約数列:

[1, 2, 257, 311, 509, 514, 622, 1018, 79927, 130813, 158299, 159854, 261626, 316598, 40682843, 81365686]

約数ペア:

[(1, 81365686), (2, 40682843), (257, 316598), (311, 261626), (509, 159854), (514, 158299), (622, 130813), (1018, 79927)]