28919637

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 43127448

約数和(自身を除く): 14207811

約数列:

[1, 3, 9, 41, 123, 181, 369, 433, 543, 1299, 1629, 3897, 7421, 17753, 22263, 53259, 66789, 78373, 159777, 235119, 705357, 3213293, 9639879, 28919637]

約数ペア:

[(1, 28919637), (3, 9639879), (9, 3213293), (41, 705357), (123, 235119), (181, 159777), (369, 78373), (433, 66789), (543, 53259), (1299, 22263), (1629, 17753), (3897, 7421)]