78942647

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15817}}^1$

素因数の和:15878

約数の個数: 16

約数和(自身を含む): 97185792

約数和(自身を除く): 18243145

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 15817, 110719, 363791, 490327, 2546537, 3432289, 11277521, 78942647]

約数ペア:

[(1, 78942647), (7, 11277521), (23, 3432289), (31, 2546537), (161, 490327), (217, 363791), (713, 110719), (4991, 15817)]