28961548

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 68544000

約数和(自身を除く): 39582452

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 101, 133, 154, 196, 202, 209, 266, 308, 343, 404, 418, 532, 539, 686, 707, 836, 931, 1078, 1111, 1372, 1414, 1463, 1862, 1919, 2156, 2222, 2828, 2926, 3724, 3773, 3838, 4444, 4949, 5852, 6517, 7546, 7676, 7777, 9898, 10241, 13034, 13433, 15092, 15554, 19796, 20482, 21109, 26068, 26866, 31108, 34643, 40964, 42218, 53732, 54439, 69286, 71687, 84436, 94031, 108878, 138572, 143374, 147763, 188062, 217756, 286748, 295526, 376124, 381073, 591052, 658217, 762146, 1034341, 1316434, 1524292, 2068682, 2632868, 4137364, 7240387, 14480774, 28961548]

約数ペア:

[(1, 28961548), (2, 14480774), (4, 7240387), (7, 4137364), (11, 2632868), (14, 2068682), (19, 1524292), (22, 1316434), (28, 1034341), (38, 762146), (44, 658217), (49, 591052), (76, 381073), (77, 376124), (98, 295526), (101, 286748), (133, 217756), (154, 188062), (196, 147763), (202, 143374), (209, 138572), (266, 108878), (308, 94031), (343, 84436), (404, 71687), (418, 69286), (532, 54439), (539, 53732), (686, 42218), (707, 40964), (836, 34643), (931, 31108), (1078, 26866), (1111, 26068), (1372, 21109), (1414, 20482), (1463, 19796), (1862, 15554), (1919, 15092), (2156, 13433), (2222, 13034), (2828, 10241), (2926, 9898), (3724, 7777), (3773, 7676), (3838, 7546), (4444, 6517), (4949, 5852)]