64894004

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{62639}}^1$

素因数の和:62687

約数の個数: 24

約数和(自身を含む): 133297920

約数和(自身を除く): 68403916

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 62639, 125278, 250556, 438473, 876946, 1753892, 2317643, 4635286, 9270572, 16223501, 32447002, 64894004]

約数ペア:

[(1, 64894004), (2, 32447002), (4, 16223501), (7, 9270572), (14, 4635286), (28, 2317643), (37, 1753892), (74, 876946), (148, 438473), (259, 250556), (518, 125278), (1036, 62639)]