201738561

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{31321}}^1$

素因数の和:31456

約数の個数: 16

約数和(自身を含む): 285656640

約数和(自身を除く): 83918079

約数列:

[1, 3, 19, 57, 113, 339, 2147, 6441, 31321, 93963, 595099, 1785297, 3539273, 10617819, 67246187, 201738561]

約数ペア:

[(1, 201738561), (3, 67246187), (19, 10617819), (57, 3539273), (113, 1785297), (339, 595099), (2147, 93963), (6441, 31321)]