81886219

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 88452000

約数和(自身を除く): 6565781

約数列:

[1, 19, 53, 233, 349, 1007, 4427, 6631, 12349, 18497, 81317, 234631, 351443, 1545023, 4309801, 81886219]

約数ペア:

[(1, 81886219), (19, 4309801), (53, 1545023), (233, 351443), (349, 234631), (1007, 81317), (4427, 18497), (6631, 12349)]