28948365

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 24965235

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 79, 85, 153, 237, 255, 395, 479, 711, 765, 1185, 1343, 1437, 2395, 3555, 4029, 4311, 6715, 7185, 8143, 12087, 20145, 21555, 24429, 37841, 40715, 60435, 73287, 113523, 122145, 189205, 340569, 366435, 567615, 643297, 1702845, 1929891, 3216485, 5789673, 9649455, 28948365]

約数ペア:

[(1, 28948365), (3, 9649455), (5, 5789673), (9, 3216485), (15, 1929891), (17, 1702845), (45, 643297), (51, 567615), (79, 366435), (85, 340569), (153, 189205), (237, 122145), (255, 113523), (395, 73287), (479, 60435), (711, 40715), (765, 37841), (1185, 24429), (1343, 21555), (1437, 20145), (2395, 12087), (3555, 8143), (4029, 7185), (4311, 6715)]