13997564

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 29211840

約数和(自身を除く): 15214276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 89, 137, 164, 178, 274, 287, 356, 548, 574, 623, 959, 1148, 1246, 1918, 2492, 3649, 3836, 5617, 7298, 11234, 12193, 14596, 22468, 24386, 25543, 39319, 48772, 51086, 78638, 85351, 102172, 157276, 170702, 341404, 499913, 999826, 1999652, 3499391, 6998782, 13997564]

約数ペア:

[(1, 13997564), (2, 6998782), (4, 3499391), (7, 1999652), (14, 999826), (28, 499913), (41, 341404), (82, 170702), (89, 157276), (137, 102172), (164, 85351), (178, 78638), (274, 51086), (287, 48772), (356, 39319), (548, 25543), (574, 24386), (623, 22468), (959, 14596), (1148, 12193), (1246, 11234), (1918, 7298), (2492, 5617), (3649, 3836)]