1531521

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:573

約数の個数: 16

約数和(自身を含む): 2291520

約数和(自身を除く): 759999

約数列:

[1, 3, 9, 27, 131, 393, 433, 1179, 1299, 3537, 3897, 11691, 56723, 170169, 510507, 1531521]

約数ペア:

[(1, 1531521), (3, 510507), (9, 170169), (27, 56723), (131, 11691), (393, 3897), (433, 3537), (1179, 1299)]