215102217

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{20959}}^1$

素因数の和:21284

約数の個数: 16

約数和(自身を含む): 313896960

約数和(自身を除く): 98794743

約数列:

[1, 3, 11, 33, 311, 933, 3421, 10263, 20959, 62877, 230549, 691647, 6518249, 19554747, 71700739, 215102217]

約数ペア:

[(1, 215102217), (3, 71700739), (11, 19554747), (33, 6518249), (311, 691647), (933, 230549), (3421, 62877), (10263, 20959)]