15721786736

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{3271}}^1\times {\mathrm{4231}}^1$

素因数の和:7581

約数の個数: 40

約数和(自身を含む): 30906736128

約数和(自身を除く): 15184949392

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 3271, 4231, 6542, 8462, 13084, 16924, 26168, 33848, 52336, 67696, 232241, 300401, 464482, 600802, 928964, 1201604, 1857928, 2403208, 3715856, 4806416, 13839601, 27679202, 55358404, 110716808, 221433616, 982611671, 1965223342, 3930446684, 7860893368, 15721786736]

約数ペア:

[(1, 15721786736), (2, 7860893368), (4, 3930446684), (8, 1965223342), (16, 982611671), (71, 221433616), (142, 110716808), (284, 55358404), (568, 27679202), (1136, 13839601), (3271, 4806416), (4231, 3715856), (6542, 2403208), (8462, 1857928), (13084, 1201604), (16924, 928964), (26168, 600802), (33848, 464482), (52336, 300401), (67696, 232241)]