81928931

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{88001}}^1$

素因数の和:88034

約数の個数: 12

約数和(自身を含む): 100322280

約数和(自身を除く): 18393349

約数列:

[1, 7, 19, 49, 133, 931, 88001, 616007, 1672019, 4312049, 11704133, 81928931]

約数ペア:

[(1, 81928931), (7, 11704133), (19, 4312049), (49, 1672019), (133, 616007), (931, 88001)]