641814

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2609}}^1$

素因数の和:2655

約数の個数: 16

約数和(自身を含む): 1315440

約数和(自身を除く): 673626

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 2609, 5218, 7827, 15654, 106969, 213938, 320907, 641814]

約数ペア:

[(1, 641814), (2, 320907), (3, 213938), (6, 106969), (41, 15654), (82, 7827), (123, 5218), (246, 2609)]