42289965

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18427}}^1$

素因数の和:18458

約数の個数: 32

約数和(自身を含む): 79608960

約数和(自身を除く): 37318995

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 18427, 55281, 92135, 165843, 276405, 313259, 497529, 829215, 939777, 1566295, 2487645, 2819331, 4698885, 8457993, 14096655, 42289965]

約数ペア:

[(1, 42289965), (3, 14096655), (5, 8457993), (9, 4698885), (15, 2819331), (17, 2487645), (27, 1566295), (45, 939777), (51, 829215), (85, 497529), (135, 313259), (153, 276405), (255, 165843), (459, 92135), (765, 55281), (2295, 18427)]