77872613

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2843}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 99858528

約数和(自身を除く): 21985915

約数列:

[1, 7, 13, 43, 49, 91, 301, 559, 637, 2107, 2843, 3913, 19901, 27391, 36959, 122249, 139307, 258713, 855743, 1589237, 1810991, 5990201, 11124659, 77872613]

約数ペア:

[(1, 77872613), (7, 11124659), (13, 5990201), (43, 1810991), (49, 1589237), (91, 855743), (301, 258713), (559, 139307), (637, 122249), (2107, 36959), (2843, 27391), (3913, 19901)]