78472996

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{17851}}^1$

素因数の和:18019

約数の個数: 24

約数和(自身を含む): 157954496

約数和(自身を除く): 79481500

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 17851, 35702, 71404, 124957, 249914, 499828, 2802607, 5605214, 11210428, 19618249, 39236498, 78472996]

約数ペア:

[(1, 78472996), (2, 39236498), (4, 19618249), (7, 11210428), (14, 5605214), (28, 2802607), (157, 499828), (314, 249914), (628, 124957), (1099, 71404), (2198, 35702), (4396, 17851)]