27439965

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{9679}}^1$

素因数の和:9703

約数の個数: 40

約数和(自身を含む): 56221440

約数和(自身を除く): 28781475

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 9679, 29037, 48395, 67753, 87111, 145185, 203259, 261333, 338765, 435555, 609777, 783999, 1016295, 1306665, 1829331, 3048885, 3919995, 5487993, 9146655, 27439965]

約数ペア:

[(1, 27439965), (3, 9146655), (5, 5487993), (7, 3919995), (9, 3048885), (15, 1829331), (21, 1306665), (27, 1016295), (35, 783999), (45, 609777), (63, 435555), (81, 338765), (105, 261333), (135, 203259), (189, 145185), (315, 87111), (405, 67753), (567, 48395), (945, 29037), (2835, 9679)]