38407365

素因数分解:

$3^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 56

約数和(自身を含む): 71062488

約数和(自身を除く): 32655123

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 257, 369, 405, 615, 729, 771, 1107, 1215, 1285, 1845, 2313, 3321, 3645, 3855, 5535, 6939, 9963, 10537, 11565, 16605, 20817, 29889, 31611, 34695, 49815, 52685, 62451, 94833, 104085, 149445, 158055, 187353, 284499, 312255, 474165, 853497, 936765, 1422495, 2560491, 4267485, 7681473, 12802455, 38407365]

約数ペア:

[(1, 38407365), (3, 12802455), (5, 7681473), (9, 4267485), (15, 2560491), (27, 1422495), (41, 936765), (45, 853497), (81, 474165), (123, 312255), (135, 284499), (205, 187353), (243, 158055), (257, 149445), (369, 104085), (405, 94833), (615, 62451), (729, 52685), (771, 49815), (1107, 34695), (1215, 31611), (1285, 29889), (1845, 20817), (2313, 16605), (3321, 11565), (3645, 10537), (3855, 9963), (5535, 6939)]