78509991

素因数分解:

$3^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{3517}}^1$

素因数の和:4590

約数の個数: 16

約数和(自身を含む): 119780864

約数和(自身を除く): 41270873

約数列:

[1, 3, 7, 21, 1063, 3189, 3517, 7441, 10551, 22323, 24619, 73857, 3738571, 11215713, 26169997, 78509991]

約数ペア:

[(1, 78509991), (3, 26169997), (7, 11215713), (21, 3738571), (1063, 73857), (3189, 24619), (3517, 22323), (7441, 10551)]