201654321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{5927}}^1$

素因数の和:6972

約数の個数: 16

約数和(自身を含む): 293649408

約数和(自身を除く): 91995087

約数列:

[1, 3, 11, 33, 1031, 3093, 5927, 11341, 17781, 34023, 65197, 195591, 6110737, 18332211, 67218107, 201654321]

約数ペア:

[(1, 201654321), (3, 67218107), (11, 18332211), (33, 6110737), (1031, 195591), (3093, 65197), (5927, 34023), (11341, 17781)]