679878

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 24

約数和(自身を含む): 1491048

約数和(自身を除く): 811170

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 353, 642, 706, 963, 1059, 1926, 2118, 3177, 6354, 37771, 75542, 113313, 226626, 339939, 679878]

約数ペア:

[(1, 679878), (2, 339939), (3, 226626), (6, 113313), (9, 75542), (18, 37771), (107, 6354), (214, 3177), (321, 2118), (353, 1926), (642, 1059), (706, 963)]