87800006

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{28123}}^1$

素因数の和:28355

約数の個数: 16

約数和(自身を含む): 151194624

約数和(自身を除く): 63394618

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 28123, 56246, 196861, 393722, 6271429, 12542858, 43900003, 87800006]

約数ペア:

[(1, 87800006), (2, 43900003), (7, 12542858), (14, 6271429), (223, 393722), (446, 196861), (1561, 56246), (3122, 28123)]