31097219

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:370

約数の個数: 16

約数和(自身を含む): 33384960

約数和(自身を除く): 2287741

約数列:

[1, 23, 71, 137, 139, 1633, 3151, 3197, 9727, 9869, 19043, 223721, 226987, 437989, 1352053, 31097219]

約数ペア:

[(1, 31097219), (23, 1352053), (71, 437989), (137, 226987), (139, 223721), (1633, 19043), (3151, 9869), (3197, 9727)]