16887285

素因数分解:

$3^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 56

約数和(自身を含む): 31399704

約数和(自身を除く): 14512419

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 113, 123, 135, 205, 243, 339, 369, 405, 565, 615, 729, 1017, 1107, 1215, 1695, 1845, 3051, 3321, 3645, 4633, 5085, 5535, 9153, 9963, 13899, 15255, 16605, 23165, 27459, 29889, 41697, 45765, 49815, 69495, 82377, 125091, 137295, 149445, 208485, 375273, 411885, 625455, 1125819, 1876365, 3377457, 5629095, 16887285]

約数ペア:

[(1, 16887285), (3, 5629095), (5, 3377457), (9, 1876365), (15, 1125819), (27, 625455), (41, 411885), (45, 375273), (81, 208485), (113, 149445), (123, 137295), (135, 125091), (205, 82377), (243, 69495), (339, 49815), (369, 45765), (405, 41697), (565, 29889), (615, 27459), (729, 23165), (1017, 16605), (1107, 15255), (1215, 13899), (1695, 9963), (1845, 9153), (3051, 5535), (3321, 5085), (3645, 4633)]