387658964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{6389}}^1$

素因数の和:6608

約数の個数: 48

約数和(自身を含む): 850227840

約数和(自身を除く): 462568876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 197, 308, 394, 788, 1379, 2167, 2758, 4334, 5516, 6389, 8668, 12778, 15169, 25556, 30338, 44723, 60676, 70279, 89446, 140558, 178892, 281116, 491953, 983906, 1258633, 1967812, 2517266, 5034532, 8810431, 13844963, 17620862, 27689926, 35241724, 55379852, 96914741, 193829482, 387658964]

約数ペア:

[(1, 387658964), (2, 193829482), (4, 96914741), (7, 55379852), (11, 35241724), (14, 27689926), (22, 17620862), (28, 13844963), (44, 8810431), (77, 5034532), (154, 2517266), (197, 1967812), (308, 1258633), (394, 983906), (788, 491953), (1379, 281116), (2167, 178892), (2758, 140558), (4334, 89446), (5516, 70279), (6389, 60676), (8668, 44723), (12778, 30338), (15169, 25556)]