81068631

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5281}}^1$

素因数の和:5351

約数の個数: 32

約数和(自身を含む): 133867008

約数和(自身を除く): 52798377

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 5281, 15351, 15843, 36967, 89777, 110901, 227083, 269331, 628439, 681249, 1589581, 1885317, 3860411, 4768743, 11581233, 27022877, 81068631]

約数ペア:

[(1, 81068631), (3, 27022877), (7, 11581233), (17, 4768743), (21, 3860411), (43, 1885317), (51, 1589581), (119, 681249), (129, 628439), (301, 269331), (357, 227083), (731, 110901), (903, 89777), (2193, 36967), (5117, 15843), (5281, 15351)]