989638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 1693440

約数和(自身を除く): 703802

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 2239, 4478, 29107, 38063, 58214, 76126, 494819, 989638]

約数ペア:

[(1, 989638), (2, 494819), (13, 76126), (17, 58214), (26, 38063), (34, 29107), (221, 4478), (442, 2239)]