28879312

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 60

約数和(自身を含む): 70321888

約数和(自身を除く): 41442576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1694, 1936, 2131, 3388, 4262, 6776, 8524, 13552, 14917, 17048, 23441, 29834, 34096, 46882, 59668, 93764, 119336, 164087, 187528, 238672, 257851, 328174, 375056, 515702, 656348, 1031404, 1312696, 1804957, 2062808, 2625392, 3609914, 4125616, 7219828, 14439656, 28879312]

約数ペア:

[(1, 28879312), (2, 14439656), (4, 7219828), (7, 4125616), (8, 3609914), (11, 2625392), (14, 2062808), (16, 1804957), (22, 1312696), (28, 1031404), (44, 656348), (56, 515702), (77, 375056), (88, 328174), (112, 257851), (121, 238672), (154, 187528), (176, 164087), (242, 119336), (308, 93764), (484, 59668), (616, 46882), (847, 34096), (968, 29834), (1232, 23441), (1694, 17048), (1936, 14917), (2131, 13552), (3388, 8524), (4262, 6776)]