78816213

素因数分解:

$3^3\times 7^1\times {\mathrm{417017}}^1$

素因数の和:417033

約数の個数: 16

約数和(自身を含む): 133445760

約数和(自身を除く): 54629547

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 417017, 1251051, 2919119, 3753153, 8757357, 11259459, 26272071, 78816213]

約数ペア:

[(1, 78816213), (3, 26272071), (7, 11259459), (9, 8757357), (21, 3753153), (27, 2919119), (63, 1251051), (189, 417017)]