28133772

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 67156320

約数和(自身を除く): 39022548

約数列:

[1, 2, 3, 4, 6, 12, 109, 137, 157, 218, 274, 314, 327, 411, 436, 471, 548, 628, 654, 822, 942, 1308, 1644, 1884, 14933, 17113, 21509, 29866, 34226, 43018, 44799, 51339, 59732, 64527, 68452, 86036, 89598, 102678, 129054, 179196, 205356, 258108, 2344481, 4688962, 7033443, 9377924, 14066886, 28133772]

約数ペア:

[(1, 28133772), (2, 14066886), (3, 9377924), (4, 7033443), (6, 4688962), (12, 2344481), (109, 258108), (137, 205356), (157, 179196), (218, 129054), (274, 102678), (314, 89598), (327, 86036), (411, 68452), (436, 64527), (471, 59732), (548, 51339), (628, 44799), (654, 43018), (822, 34226), (942, 29866), (1308, 21509), (1644, 17113), (1884, 14933)]