520170147

素因数分解:

$3^3\times 7^1\times {\mathrm{2752223}}^1$

素因数の和:2752239

約数の個数: 16

約数和(自身を含む): 880711680

約数和(自身を除く): 360541533

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2752223, 8256669, 19265561, 24770007, 57796683, 74310021, 173390049, 520170147]

約数ペア:

[(1, 520170147), (3, 173390049), (7, 74310021), (9, 57796683), (21, 24770007), (27, 19265561), (63, 8256669), (189, 2752223)]