990950044

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{258329}}^1$

素因数の和:258477

約数の個数: 24

約数和(自身を含む): 1996374240

約数和(自身を除く): 1005424196

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 258329, 516658, 1033316, 1808303, 3616606, 7233212, 35391073, 70782146, 141564292, 247737511, 495475022, 990950044]

約数ペア:

[(1, 990950044), (2, 495475022), (4, 247737511), (7, 141564292), (14, 70782146), (28, 35391073), (137, 7233212), (274, 3616606), (548, 1808303), (959, 1033316), (1918, 516658), (3836, 258329)]