668151

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 1117584

約数和(自身を除く): 449433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 397, 561, 1191, 1683, 3573, 4367, 6749, 13101, 20247, 39303, 60741, 74239, 222717, 668151]

約数ペア:

[(1, 668151), (3, 222717), (9, 74239), (11, 60741), (17, 39303), (33, 20247), (51, 13101), (99, 6749), (153, 4367), (187, 3573), (397, 1683), (561, 1191)]