12747212

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{11027}}^1$

素因数の和:11065

約数の個数: 18

約数和(自身を含む): 23699172

約数和(自身を除く): 10951960

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 11027, 22054, 44108, 187459, 374918, 749836, 3186803, 6373606, 12747212]

約数ペア:

[(1, 12747212), (2, 6373606), (4, 3186803), (17, 749836), (34, 374918), (68, 187459), (289, 44108), (578, 22054), (1156, 11027)]