30722247

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 56

約数和(自身を含む): 50837616

約数和(自身を除く): 20115369

約数列:

[1, 3, 9, 17, 27, 37, 51, 67, 81, 111, 153, 201, 243, 333, 459, 603, 629, 729, 999, 1139, 1377, 1809, 1887, 2479, 2997, 3417, 4131, 5427, 5661, 7437, 8991, 10251, 12393, 16281, 16983, 22311, 26973, 30753, 42143, 48843, 50949, 66933, 92259, 126429, 152847, 200799, 276777, 379287, 458541, 602397, 830331, 1137861, 1807191, 3413583, 10240749, 30722247]

約数ペア:

[(1, 30722247), (3, 10240749), (9, 3413583), (17, 1807191), (27, 1137861), (37, 830331), (51, 602397), (67, 458541), (81, 379287), (111, 276777), (153, 200799), (201, 152847), (243, 126429), (333, 92259), (459, 66933), (603, 50949), (629, 48843), (729, 42143), (999, 30753), (1139, 26973), (1377, 22311), (1809, 16983), (1887, 16281), (2479, 12393), (2997, 10251), (3417, 8991), (4131, 7437), (5427, 5661)]