978172

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{1447}}^1$

素因数の和:1477

約数の個数: 18

約数和(自身を含む): 1854888

約数和(自身を除く): 876716

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 1447, 2894, 5788, 18811, 37622, 75244, 244543, 489086, 978172]

約数ペア:

[(1, 978172), (2, 489086), (4, 244543), (13, 75244), (26, 37622), (52, 18811), (169, 5788), (338, 2894), (676, 1447)]