16668993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 26307072

約数和(自身を除く): 9638079

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 691, 731, 1419, 2073, 2193, 7601, 8041, 11747, 22803, 24123, 29713, 35241, 89139, 129217, 326843, 387651, 505121, 980529, 1515363, 5556331, 16668993]

約数ペア:

[(1, 16668993), (3, 5556331), (11, 1515363), (17, 980529), (33, 505121), (43, 387651), (51, 326843), (129, 129217), (187, 89139), (473, 35241), (561, 29713), (691, 24123), (731, 22803), (1419, 11747), (2073, 8041), (2193, 7601)]