561004801281

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{113540741}}^1$

素因数の和:113540814

約数の個数: 20

約数和(自身を含む): 851782646484

約数和(自身を除く): 290777845203

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 113540741, 340622223, 1021866669, 3065600007, 6925985201, 9196800021, 20777955603, 62333866809, 187001600427, 561004801281]

約数ペア:

[(1, 561004801281), (3, 187001600427), (9, 62333866809), (27, 20777955603), (61, 9196800021), (81, 6925985201), (183, 3065600007), (549, 1021866669), (1647, 340622223), (4941, 113540741)]