18161163

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 27378000

約数和(自身を除く): 9216837

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 467, 1341, 1401, 4203, 4321, 12963, 13543, 38889, 40629, 69583, 121887, 208749, 626247, 2017907, 6053721, 18161163]

約数ペア:

[(1, 18161163), (3, 6053721), (9, 2017907), (29, 626247), (87, 208749), (149, 121887), (261, 69583), (447, 40629), (467, 38889), (1341, 13543), (1401, 12963), (4203, 4321)]