1900239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 2799360

約数和(自身を除く): 899121

約数列:

[1, 3, 11, 33, 89, 267, 647, 979, 1941, 2937, 7117, 21351, 57583, 172749, 633413, 1900239]

約数ペア:

[(1, 1900239), (3, 633413), (11, 172749), (33, 57583), (89, 21351), (267, 7117), (647, 2937), (979, 1941)]