280639212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3340943}}^1$

素因数の和:3340957

約数の個数: 24

約数和(自身を含む): 748371456

約数和(自身を除く): 467732244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3340943, 6681886, 10022829, 13363772, 20045658, 23386601, 40091316, 46773202, 70159803, 93546404, 140319606, 280639212]

約数ペア:

[(1, 280639212), (2, 140319606), (3, 93546404), (4, 70159803), (6, 46773202), (7, 40091316), (12, 23386601), (14, 20045658), (21, 13363772), (28, 10022829), (42, 6681886), (84, 3340943)]