221742724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{344321}}^1$

素因数の和:344355

約数の個数: 24

約数和(自身を含む): 462768768

約数和(自身を除く): 241026044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 344321, 688642, 1377284, 2410247, 4820494, 7919383, 9640988, 15838766, 31677532, 55435681, 110871362, 221742724]

約数ペア:

[(1, 221742724), (2, 110871362), (4, 55435681), (7, 31677532), (14, 15838766), (23, 9640988), (28, 7919383), (46, 4820494), (92, 2410247), (161, 1377284), (322, 688642), (644, 344321)]