28355404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 63334656

約数和(自身を除く): 34979252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 2141, 3311, 4282, 6622, 8564, 13244, 14987, 23551, 29974, 47102, 59948, 92063, 94204, 164857, 184126, 329714, 368252, 644441, 659428, 1012693, 1288882, 2025386, 2577764, 4050772, 7088851, 14177702, 28355404]

約数ペア:

[(1, 28355404), (2, 14177702), (4, 7088851), (7, 4050772), (11, 2577764), (14, 2025386), (22, 1288882), (28, 1012693), (43, 659428), (44, 644441), (77, 368252), (86, 329714), (154, 184126), (172, 164857), (301, 94204), (308, 92063), (473, 59948), (602, 47102), (946, 29974), (1204, 23551), (1892, 14987), (2141, 13244), (3311, 8564), (4282, 6622)]