208521236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61547}}^1$

素因数の和:61580

約数の個数: 36

約数和(自身を含む): 458409504

約数和(自身を除く): 249888268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 61547, 123094, 246188, 430829, 677017, 861658, 1354034, 1723316, 2708068, 4739119, 7447187, 9478238, 14894374, 18956476, 29788748, 52130309, 104260618, 208521236]

約数ペア:

[(1, 208521236), (2, 104260618), (4, 52130309), (7, 29788748), (11, 18956476), (14, 14894374), (22, 9478238), (28, 7447187), (44, 4739119), (77, 2708068), (121, 1723316), (154, 1354034), (242, 861658), (308, 677017), (484, 430829), (847, 246188), (1694, 123094), (3388, 61547)]