81278238

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{712967}}^1$

素因数の和:712991

約数の個数: 16

約数和(自身を含む): 171112320

約数和(自身を除く): 89834082

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 712967, 1425934, 2138901, 4277802, 13546373, 27092746, 40639119, 81278238]

約数ペア:

[(1, 81278238), (2, 40639119), (3, 27092746), (6, 13546373), (19, 4277802), (38, 2138901), (57, 1425934), (114, 712967)]