380806254

素因数分解:

$2^1\times 3^2\times {\mathrm{21155903}}^1$

素因数の和:21155911

約数の個数: 12

約数和(自身を含む): 825080256

約数和(自身を除く): 444274002

約数列:

[1, 2, 3, 6, 9, 18, 21155903, 42311806, 63467709, 126935418, 190403127, 380806254]

約数ペア:

[(1, 380806254), (2, 190403127), (3, 126935418), (6, 63467709), (9, 42311806), (18, 21155903)]