28078424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^2$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 61258680

約数和(自身を除く): 33180256

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 137, 187, 274, 374, 548, 748, 1096, 1496, 1507, 2329, 3014, 4658, 6028, 9316, 12056, 18632, 18769, 25619, 37538, 51238, 75076, 102476, 150152, 204952, 206459, 319073, 412918, 638146, 825836, 1276292, 1651672, 2552584, 3509803, 7019606, 14039212, 28078424]

約数ペア:

[(1, 28078424), (2, 14039212), (4, 7019606), (8, 3509803), (11, 2552584), (17, 1651672), (22, 1276292), (34, 825836), (44, 638146), (68, 412918), (88, 319073), (136, 206459), (137, 204952), (187, 150152), (274, 102476), (374, 75076), (548, 51238), (748, 37538), (1096, 25619), (1496, 18769), (1507, 18632), (2329, 12056), (3014, 9316), (4658, 6028)]