277887042

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{217439}}^1$

素因数の和:217518

約数の個数: 24

約数和(自身を含む): 610571520

約数和(自身を除く): 332684478

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 217439, 434878, 652317, 1304634, 1956951, 3913902, 15438169, 30876338, 46314507, 92629014, 138943521, 277887042]

約数ペア:

[(1, 277887042), (2, 138943521), (3, 92629014), (6, 46314507), (9, 30876338), (18, 15438169), (71, 3913902), (142, 1956951), (213, 1304634), (426, 652317), (639, 434878), (1278, 217439)]