781004084

素因数分解:

$2^2\times 7^1\times {\mathrm{27893003}}^1$

素因数の和:27893014

約数の個数: 12

約数和(自身を含む): 1562008224

約数和(自身を除く): 781004140

約数列:

[1, 2, 4, 7, 14, 28, 27893003, 55786006, 111572012, 195251021, 390502042, 781004084]

約数ペア:

[(1, 781004084), (2, 390502042), (4, 195251021), (7, 111572012), (14, 55786006), (28, 27893003)]