489397876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{182339}}^1$

素因数の和:182415

約数の個数: 24

約数和(自身を含む): 949626720

約数和(自身を除く): 460228844

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 182339, 364678, 729356, 2005729, 4011458, 8022916, 11122679, 22245358, 44490716, 122349469, 244698938, 489397876]

約数ペア:

[(1, 489397876), (2, 244698938), (4, 122349469), (11, 44490716), (22, 22245358), (44, 11122679), (61, 8022916), (122, 4011458), (244, 2005729), (671, 729356), (1342, 364678), (2684, 182339)]