66697217

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 71459712

約数和(自身を除く): 4762495

約数列:

[1, 23, 61, 137, 347, 1403, 3151, 7981, 8357, 21167, 47539, 192211, 486841, 1093397, 2899879, 66697217]

約数ペア:

[(1, 66697217), (23, 2899879), (61, 1093397), (137, 486841), (347, 192211), (1403, 47539), (3151, 21167), (7981, 8357)]