156905442

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1$

素因数の和:2143

約数の個数: 48

約数和(自身を含む): 351685152

約数和(自身を除く): 194779710

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 107, 123, 214, 246, 321, 369, 642, 738, 963, 1926, 1987, 3974, 4387, 5961, 8774, 11922, 13161, 17883, 26322, 35766, 39483, 78966, 81467, 162934, 212609, 244401, 425218, 488802, 637827, 733203, 1275654, 1466406, 1913481, 3826962, 8716969, 17433938, 26150907, 52301814, 78452721, 156905442]

約数ペア:

[(1, 156905442), (2, 78452721), (3, 52301814), (6, 26150907), (9, 17433938), (18, 8716969), (41, 3826962), (82, 1913481), (107, 1466406), (123, 1275654), (214, 733203), (246, 637827), (321, 488802), (369, 425218), (642, 244401), (738, 212609), (963, 162934), (1926, 81467), (1987, 78966), (3974, 39483), (4387, 35766), (5961, 26322), (8774, 17883), (11922, 13161)]