388300518

素因数分解:

$2^1\times 3^2\times {\mathrm{21572251}}^1$

素因数の和:21572259

約数の個数: 12

約数和(自身を含む): 841317828

約数和(自身を除く): 453017310

約数列:

[1, 2, 3, 6, 9, 18, 21572251, 43144502, 64716753, 129433506, 194150259, 388300518]

約数ペア:

[(1, 388300518), (2, 194150259), (3, 129433506), (6, 64716753), (9, 43144502), (18, 21572251)]