27689895

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7789}}^1$

素因数の和:7879

約数の個数: 24

約数和(自身を含む): 48609600

約数和(自身を除く): 20919705

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 7789, 23367, 38945, 70101, 116835, 350505, 615331, 1845993, 3076655, 5537979, 9229965, 27689895]

約数ペア:

[(1, 27689895), (3, 9229965), (5, 5537979), (9, 3076655), (15, 1845993), (45, 615331), (79, 350505), (237, 116835), (395, 70101), (711, 38945), (1185, 23367), (3555, 7789)]