7755021

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{5039}}^1$

素因数の和:5070

約数の個数: 20

約数和(自身を含む): 12196800

約数和(自身を除く): 4441779

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 5039, 15117, 45351, 95741, 136053, 287223, 408159, 861669, 2585007, 7755021]

約数ペア:

[(1, 7755021), (3, 2585007), (9, 861669), (19, 408159), (27, 287223), (57, 136053), (81, 95741), (171, 45351), (513, 15117), (1539, 5039)]