78917804

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{3433}}^1$

素因数の和:4265

約数の個数: 24

約数和(自身を含む): 158073888

約数和(自身を除く): 79156084

約数列:

[1, 2, 4, 7, 14, 28, 821, 1642, 3284, 3433, 5747, 6866, 11494, 13732, 22988, 24031, 48062, 96124, 2818493, 5636986, 11273972, 19729451, 39458902, 78917804]

約数ペア:

[(1, 78917804), (2, 39458902), (4, 19729451), (7, 11273972), (14, 5636986), (28, 2818493), (821, 96124), (1642, 48062), (3284, 24031), (3433, 22988), (5747, 13732), (6866, 11494)]