290480994

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{556477}}^1$

素因数の和:556514

約数の個数: 24

約数和(自身を含む): 651079260

約数和(自身を除く): 360598266

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 556477, 1112954, 1669431, 3338862, 5008293, 10016586, 16137833, 32275666, 48413499, 96826998, 145240497, 290480994]

約数ペア:

[(1, 290480994), (2, 145240497), (3, 96826998), (6, 48413499), (9, 32275666), (18, 16137833), (29, 10016586), (58, 5008293), (87, 3338862), (174, 1669431), (261, 1112954), (522, 556477)]