2920731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 4315008

約数和(自身を除く): 1394277

約数列:

[1, 3, 11, 33, 67, 201, 737, 1321, 2211, 3963, 14531, 43593, 88507, 265521, 973577, 2920731]

約数ペア:

[(1, 2920731), (3, 973577), (11, 265521), (33, 88507), (67, 43593), (201, 14531), (737, 3963), (1321, 2211)]