280051254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2222629}}^1$

素因数の和:2222644

約数の個数: 24

約数和(自身を含む): 693460560

約数和(自身を除く): 413409306

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2222629, 4445258, 6667887, 13335774, 15558403, 20003661, 31116806, 40007322, 46675209, 93350418, 140025627, 280051254]

約数ペア:

[(1, 280051254), (2, 140025627), (3, 93350418), (6, 46675209), (7, 40007322), (9, 31116806), (14, 20003661), (18, 15558403), (21, 13335774), (42, 6667887), (63, 4445258), (126, 2222629)]