81858706

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 136799280

約数和(自身を除く): 54940574

約数列:

[1, 2, 17, 29, 34, 58, 61, 122, 493, 986, 1037, 1361, 1769, 2074, 2722, 3538, 23137, 30073, 39469, 46274, 60146, 78938, 83021, 166042, 670973, 1341946, 1411357, 2407609, 2822714, 4815218, 40929353, 81858706]

約数ペア:

[(1, 81858706), (2, 40929353), (17, 4815218), (29, 2822714), (34, 2407609), (58, 1411357), (61, 1341946), (122, 670973), (493, 166042), (986, 83021), (1037, 78938), (1361, 60146), (1769, 46274), (2074, 39469), (2722, 30073), (3538, 23137)]