77991683

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{2953}}^1$

素因数の和:2992

約数の個数: 20

約数和(自身を含む): 99289848

約数和(自身を除く): 21298165

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 2953, 3773, 20671, 26411, 32483, 144697, 227381, 1012879, 1591667, 7090153, 11141669, 77991683]

約数ペア:

[(1, 77991683), (7, 11141669), (11, 7090153), (49, 1591667), (77, 1012879), (343, 227381), (539, 144697), (2401, 32483), (2953, 26411), (3773, 20671)]