128422539

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6311}}^1$

素因数の和:6360

約数の個数: 48

約数和(自身を含む): 236321280

約数和(自身を除く): 107898741

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 6311, 6783, 18933, 20349, 44177, 56799, 107287, 119909, 132531, 321861, 359727, 397593, 751009, 839363, 965583, 1079181, 2038453, 2253027, 2518089, 6115359, 6759081, 7554267, 14269171, 18346077, 42807513, 128422539]

約数ペア:

[(1, 128422539), (3, 42807513), (7, 18346077), (9, 14269171), (17, 7554267), (19, 6759081), (21, 6115359), (51, 2518089), (57, 2253027), (63, 2038453), (119, 1079181), (133, 965583), (153, 839363), (171, 751009), (323, 397593), (357, 359727), (399, 321861), (969, 132531), (1071, 119909), (1197, 107287), (2261, 56799), (2907, 44177), (6311, 20349), (6783, 18933)]