7988266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 15676416

約数和(自身を除く): 7688150

約数列:

[1, 2, 11, 13, 17, 22, 26, 31, 34, 53, 62, 106, 143, 187, 221, 286, 341, 374, 403, 442, 527, 583, 682, 689, 806, 901, 1054, 1166, 1378, 1643, 1802, 2431, 3286, 4433, 4862, 5797, 6851, 7579, 8866, 9911, 11594, 11713, 13702, 15158, 18073, 19822, 21359, 23426, 27931, 36146, 42718, 55862, 75361, 128843, 150722, 234949, 257686, 307241, 363103, 469898, 614482, 726206, 3994133, 7988266]

約数ペア:

[(1, 7988266), (2, 3994133), (11, 726206), (13, 614482), (17, 469898), (22, 363103), (26, 307241), (31, 257686), (34, 234949), (53, 150722), (62, 128843), (106, 75361), (143, 55862), (187, 42718), (221, 36146), (286, 27931), (341, 23426), (374, 21359), (403, 19822), (442, 18073), (527, 15158), (583, 13702), (682, 11713), (689, 11594), (806, 9911), (901, 8866), (1054, 7579), (1166, 6851), (1378, 5797), (1643, 4862), (1802, 4433), (2431, 3286)]