157215519

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{306463}}^1$

素因数の和:306491

約数の個数: 16

約数和(自身を含む): 245171200

約数和(自身を除く): 87955681

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 306463, 919389, 2758167, 5822797, 8274501, 17468391, 52405173, 157215519]

約数ペア:

[(1, 157215519), (3, 52405173), (9, 17468391), (19, 8274501), (27, 5822797), (57, 2758167), (171, 919389), (513, 306463)]