216788349

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1\times {\mathrm{1667}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 293995008

約数和(自身を除く): 77206659

約数列:

[1, 3, 67, 201, 647, 1667, 1941, 5001, 43349, 111689, 130047, 335067, 1078549, 3235647, 72262783, 216788349]

約数ペア:

[(1, 216788349), (3, 72262783), (67, 3235647), (201, 1078549), (647, 335067), (1667, 130047), (1941, 111689), (5001, 43349)]