81119689

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{12289}}^1$

素因数の和:12360

約数の個数: 16

約数和(自身を含む): 99106560

約数和(自身を除く): 17986871

約数列:

[1, 7, 23, 41, 161, 287, 943, 6601, 12289, 86023, 282647, 503849, 1978529, 3526943, 11588527, 81119689]

約数ペア:

[(1, 81119689), (7, 11588527), (23, 3526943), (41, 1978529), (161, 503849), (287, 282647), (943, 86023), (6601, 12289)]