7677865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 10555776

約数和(自身を除く): 2877911

約数列:

[1, 5, 13, 41, 43, 65, 67, 205, 215, 335, 533, 559, 871, 1763, 2665, 2747, 2795, 2881, 4355, 8815, 13735, 14405, 22919, 35711, 37453, 114595, 118121, 178555, 187265, 590605, 1535573, 7677865]

約数ペア:

[(1, 7677865), (5, 1535573), (13, 590605), (41, 187265), (43, 178555), (65, 118121), (67, 114595), (205, 37453), (215, 35711), (335, 22919), (533, 14405), (559, 13735), (871, 8815), (1763, 4355), (2665, 2881), (2747, 2795)]