199987923

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{4493}}^1$

素因数の和:4934

約数の個数: 16

約数和(自身を含む): 274601376

約数和(自身を除く): 74613453

約数列:

[1, 3, 37, 111, 401, 1203, 4493, 13479, 14837, 44511, 166241, 498723, 1801693, 5405079, 66662641, 199987923]

約数ペア:

[(1, 199987923), (3, 66662641), (37, 5405079), (111, 1801693), (401, 498723), (1203, 166241), (4493, 44511), (13479, 14837)]