84749931

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18947}}^1$

素因数の和:19031

約数の個数: 24

約数和(自身を含む): 141882624

約数和(自身を除く): 57132693

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 18947, 56841, 132629, 170523, 397887, 1193661, 1345237, 4035711, 9416659, 12107133, 28249977, 84749931]

約数ペア:

[(1, 84749931), (3, 28249977), (7, 12107133), (9, 9416659), (21, 4035711), (63, 1345237), (71, 1193661), (213, 397887), (497, 170523), (639, 132629), (1491, 56841), (4473, 18947)]