290415218

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 456744960

約数和(自身を除く): 166329742

約数列:

[1, 2, 41, 79, 82, 127, 158, 254, 353, 706, 3239, 5207, 6478, 10033, 10414, 14473, 20066, 27887, 28946, 44831, 55774, 89662, 411353, 822706, 1143367, 1838071, 2286734, 3541649, 3676142, 7083298, 145207609, 290415218]

約数ペア:

[(1, 290415218), (2, 145207609), (41, 7083298), (79, 3676142), (82, 3541649), (127, 2286734), (158, 1838071), (254, 1143367), (353, 822706), (706, 411353), (3239, 89662), (5207, 55774), (6478, 44831), (10033, 28946), (10414, 27887), (14473, 20066)]