16407902007

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{143653}}^1$

素因数の和:143717

約数の個数: 48

約数和(自身を含む): 28386030400

約数和(自身を除く): 11978128393

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 343, 441, 777, 1029, 1813, 2331, 3087, 5439, 12691, 16317, 38073, 114219, 143653, 430959, 1005571, 1292877, 3016713, 5315161, 7038997, 9050139, 15945483, 21116991, 37206127, 47836449, 49272979, 63350973, 111618381, 147818937, 260442889, 334855143, 443456811, 781328667, 1823100223, 2343986001, 5469300669, 16407902007]

約数ペア:

[(1, 16407902007), (3, 5469300669), (7, 2343986001), (9, 1823100223), (21, 781328667), (37, 443456811), (49, 334855143), (63, 260442889), (111, 147818937), (147, 111618381), (259, 63350973), (333, 49272979), (343, 47836449), (441, 37206127), (777, 21116991), (1029, 15945483), (1813, 9050139), (2331, 7038997), (3087, 5315161), (5439, 3016713), (12691, 1292877), (16317, 1005571), (38073, 430959), (114219, 143653)]