1920851409

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{203977}}^1$

素因数の和:204096

約数の個数: 16

約数和(自身を含む): 2656609472

約数和(自身を除く): 735758063

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 203977, 611931, 8771011, 14890321, 26313033, 44670963, 640283803, 1920851409]

約数ペア:

[(1, 1920851409), (3, 640283803), (43, 44670963), (73, 26313033), (129, 14890321), (219, 8771011), (3139, 611931), (9417, 203977)]