388889694

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{86767}}^1$

素因数の和:86861

約数の個数: 32

約数和(自身を含む): 874621440

約数和(自身を除く): 485731746

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4482, 86767, 173534, 260301, 520602, 780903, 1561806, 2342709, 4685418, 7201661, 14403322, 21604983, 43209966, 64814949, 129629898, 194444847, 388889694]

約数ペア:

[(1, 388889694), (2, 194444847), (3, 129629898), (6, 64814949), (9, 43209966), (18, 21604983), (27, 14403322), (54, 7201661), (83, 4685418), (166, 2342709), (249, 1561806), (498, 780903), (747, 520602), (1494, 260301), (2241, 173534), (4482, 86767)]