168963669

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 286640640

約数和(自身を除く): 117676971

約数列:

[1, 3, 7, 9, 21, 59, 63, 131, 177, 347, 393, 413, 531, 917, 1041, 1179, 1239, 2429, 2751, 3123, 3717, 7287, 7729, 8253, 20473, 21861, 23187, 45457, 54103, 61419, 69561, 136371, 143311, 162309, 184257, 318199, 409113, 429933, 486927, 954597, 1289799, 2681963, 2863791, 8045889, 18773741, 24137667, 56321223, 168963669]

約数ペア:

[(1, 168963669), (3, 56321223), (7, 24137667), (9, 18773741), (21, 8045889), (59, 2863791), (63, 2681963), (131, 1289799), (177, 954597), (347, 486927), (393, 429933), (413, 409113), (531, 318199), (917, 184257), (1041, 162309), (1179, 143311), (1239, 136371), (2429, 69561), (2751, 61419), (3123, 54103), (3717, 45457), (7287, 23187), (7729, 21861), (8253, 20473)]