208051908

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 492355584

約数和(自身を除く): 284303676

約数列:

[1, 2, 3, 4, 6, 12, 127, 211, 254, 381, 422, 508, 633, 647, 762, 844, 1266, 1294, 1524, 1941, 2532, 2588, 3882, 7764, 26797, 53594, 80391, 82169, 107188, 136517, 160782, 164338, 246507, 273034, 321564, 328676, 409551, 493014, 546068, 819102, 986028, 1638204, 17337659, 34675318, 52012977, 69350636, 104025954, 208051908]

約数ペア:

[(1, 208051908), (2, 104025954), (3, 69350636), (4, 52012977), (6, 34675318), (12, 17337659), (127, 1638204), (211, 986028), (254, 819102), (381, 546068), (422, 493014), (508, 409551), (633, 328676), (647, 321564), (762, 273034), (844, 246507), (1266, 164338), (1294, 160782), (1524, 136517), (1941, 107188), (2532, 82169), (2588, 80391), (3882, 53594), (7764, 26797)]