542786818

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1399}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 982497600

約数和(自身を除く): 439710782

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 107, 214, 259, 518, 749, 1399, 1498, 1813, 2798, 3626, 3959, 5243, 7918, 9793, 10486, 19586, 27713, 51763, 55426, 68551, 103526, 137102, 149693, 193991, 299386, 362341, 387982, 724682, 1047851, 2095702, 2536387, 5072774, 5538641, 7334957, 11077282, 14669914, 38770487, 77540974, 271393409, 542786818]

約数ペア:

[(1, 542786818), (2, 271393409), (7, 77540974), (14, 38770487), (37, 14669914), (49, 11077282), (74, 7334957), (98, 5538641), (107, 5072774), (214, 2536387), (259, 2095702), (518, 1047851), (749, 724682), (1399, 387982), (1498, 362341), (1813, 299386), (2798, 193991), (3626, 149693), (3959, 137102), (5243, 103526), (7918, 68551), (9793, 55426), (10486, 51763), (19586, 27713)]