7285428

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1456

約数の個数: 36

約数和(自身を含む): 18547620

約数和(自身を除く): 11262192

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1289, 1413, 1884, 2578, 2826, 3867, 5156, 5652, 7734, 11601, 15468, 23202, 46404, 202373, 404746, 607119, 809492, 1214238, 1821357, 2428476, 3642714, 7285428]

約数ペア:

[(1, 7285428), (2, 3642714), (3, 2428476), (4, 1821357), (6, 1214238), (9, 809492), (12, 607119), (18, 404746), (36, 202373), (157, 46404), (314, 23202), (471, 15468), (628, 11601), (942, 7734), (1289, 5652), (1413, 5156), (1884, 3867), (2578, 2826)]