201890547

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{17989}}^1$

素因数の和:18067

約数の個数: 24

約数和(自身を含む): 308708400

約数和(自身を除く): 106817853

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 11223, 17989, 53967, 161901, 521681, 773527, 1565043, 2320581, 4695129, 6961743, 22432283, 67296849, 201890547]

約数ペア:

[(1, 201890547), (3, 67296849), (9, 22432283), (29, 6961743), (43, 4695129), (87, 2320581), (129, 1565043), (261, 773527), (387, 521681), (1247, 161901), (3741, 53967), (11223, 17989)]