28711831008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{66037}}^1$

素因数の和:66704

約数の個数: 96

約数和(自身を含む): 86269929984

約数和(自身を除く): 57558098976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 647, 672, 1294, 1941, 2588, 3882, 4529, 5176, 7764, 9058, 10352, 13587, 15528, 18116, 20704, 27174, 31056, 36232, 54348, 62112, 66037, 72464, 108696, 132074, 144928, 198111, 217392, 264148, 396222, 434784, 462259, 528296, 792444, 924518, 1056592, 1386777, 1584888, 1849036, 2113184, 2773554, 3169776, 3698072, 5547108, 6339552, 7396144, 11094216, 14792288, 22188432, 42725939, 44376864, 85451878, 128177817, 170903756, 256355634, 299081573, 341807512, 512711268, 598163146, 683615024, 897244719, 1025422536, 1196326292, 1367230048, 1794489438, 2050845072, 2392652584, 3588978876, 4101690144, 4785305168, 7177957752, 9570610336, 14355915504, 28711831008]

約数ペア:

[(1, 28711831008), (2, 14355915504), (3, 9570610336), (4, 7177957752), (6, 4785305168), (7, 4101690144), (8, 3588978876), (12, 2392652584), (14, 2050845072), (16, 1794489438), (21, 1367230048), (24, 1196326292), (28, 1025422536), (32, 897244719), (42, 683615024), (48, 598163146), (56, 512711268), (84, 341807512), (96, 299081573), (112, 256355634), (168, 170903756), (224, 128177817), (336, 85451878), (647, 44376864), (672, 42725939), (1294, 22188432), (1941, 14792288), (2588, 11094216), (3882, 7396144), (4529, 6339552), (5176, 5547108), (7764, 3698072), (9058, 3169776), (10352, 2773554), (13587, 2113184), (15528, 1849036), (18116, 1584888), (20704, 1386777), (27174, 1056592), (31056, 924518), (36232, 792444), (54348, 528296), (62112, 462259), (66037, 434784), (72464, 396222), (108696, 264148), (132074, 217392), (144928, 198111)]