26863739

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 7281541

約数列:

[1, 7, 19, 37, 53, 103, 133, 259, 371, 703, 721, 1007, 1957, 1961, 3811, 4921, 5459, 7049, 13699, 13727, 26677, 37259, 38213, 72409, 103721, 201983, 260813, 506863, 726047, 1413881, 3837677, 26863739]

約数ペア:

[(1, 26863739), (7, 3837677), (19, 1413881), (37, 726047), (53, 506863), (103, 260813), (133, 201983), (259, 103721), (371, 72409), (703, 38213), (721, 37259), (1007, 26677), (1957, 13727), (1961, 13699), (3811, 7049), (4921, 5459)]