199959823

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{1579}}^1$

素因数の和:1894

約数の個数: 16

約数和(自身を含む): 232576000

約数和(自身を除く): 32616177

約数列:

[1, 7, 79, 229, 553, 1579, 1603, 11053, 18091, 124741, 126637, 361591, 873187, 2531137, 28565689, 199959823]

約数ペア:

[(1, 199959823), (7, 28565689), (79, 2531137), (229, 873187), (553, 361591), (1579, 126637), (1603, 124741), (11053, 18091)]