13904289

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 23963940

約数和(自身を除く): 10059651

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 769, 861, 2009, 2307, 2583, 5383, 6027, 6921, 16149, 18081, 31529, 37681, 48447, 94587, 113043, 220703, 283761, 339129, 662109, 1544921, 1986327, 4634763, 13904289]

約数ペア:

[(1, 13904289), (3, 4634763), (7, 1986327), (9, 1544921), (21, 662109), (41, 339129), (49, 283761), (63, 220703), (123, 113043), (147, 94587), (287, 48447), (369, 37681), (441, 31529), (769, 18081), (861, 16149), (2009, 6921), (2307, 6027), (2583, 5383)]