81599643

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19753}}^1$

素因数の和:19785

約数の個数: 24

約数和(自身を含む): 129428208

約数和(自身を除く): 47828565

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 19753, 59259, 177777, 335801, 533331, 1007403, 1599993, 3022209, 4799979, 9066627, 27199881, 81599643]

約数ペア:

[(1, 81599643), (3, 27199881), (9, 9066627), (17, 4799979), (27, 3022209), (51, 1599993), (81, 1007403), (153, 533331), (243, 335801), (459, 177777), (1377, 59259), (4131, 19753)]