128519215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{56993}}^1$

素因数の和:57050

約数の個数: 16

約数和(自身を含む): 172349856

約数和(自身を除く): 43830641

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 56993, 284965, 626923, 2336713, 3134615, 11683565, 25703843, 128519215]

約数ペア:

[(1, 128519215), (5, 25703843), (11, 11683565), (41, 3134615), (55, 2336713), (205, 626923), (451, 284965), (2255, 56993)]