540638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 24

約数和(自身を含む): 982128

約数和(自身を除く): 441490

約数列:

[1, 2, 7, 14, 23, 46, 73, 146, 161, 322, 511, 529, 1022, 1058, 1679, 3358, 3703, 7406, 11753, 23506, 38617, 77234, 270319, 540638]

約数ペア:

[(1, 540638), (2, 270319), (7, 77234), (14, 38617), (23, 23506), (46, 11753), (73, 7406), (146, 3703), (161, 3358), (322, 1679), (511, 1058), (529, 1022)]