77191828

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{20123}}^1$

素因数の和:20271

約数の個数: 24

約数和(自身を含む): 155518272

約数和(自身を除く): 78326444

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 20123, 40246, 80492, 140861, 281722, 563444, 2756851, 5513702, 11027404, 19297957, 38595914, 77191828]

約数ペア:

[(1, 77191828), (2, 38595914), (4, 19297957), (7, 11027404), (14, 5513702), (28, 2756851), (137, 563444), (274, 281722), (548, 140861), (959, 80492), (1918, 40246), (3836, 20123)]