1900219217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{505781}}^1$

素因数の和:505828

約数の個数: 12

約数和(自身を含む): 2173851036

約数和(自身を除く): 273631819

約数列:

[1, 13, 17, 221, 289, 3757, 505781, 6575153, 8598277, 111777601, 146170709, 1900219217]

約数ペア:

[(1, 1900219217), (13, 146170709), (17, 111777601), (221, 8598277), (289, 6575153), (3757, 505781)]