291289196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{6620209}}^1$

素因数の和:6620224

約数の個数: 12

約数和(自身を含む): 556097640

約数和(自身を除く): 264808444

約数列:

[1, 2, 4, 11, 22, 44, 6620209, 13240418, 26480836, 72822299, 145644598, 291289196]

約数ペア:

[(1, 291289196), (2, 145644598), (4, 72822299), (11, 26480836), (22, 13240418), (44, 6620209)]