991354

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:454

約数の個数: 24

約数和(自身を含む): 1844640

約数和(自身を除く): 853286

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 419, 838, 1183, 2366, 2933, 5447, 5866, 10894, 38129, 70811, 76258, 141622, 495677, 991354]

約数ペア:

[(1, 991354), (2, 495677), (7, 141622), (13, 76258), (14, 70811), (26, 38129), (91, 10894), (169, 5866), (182, 5447), (338, 2933), (419, 2366), (838, 1183)]