2031022269

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{180391}}^1$

素因数の和:180542

約数の個数: 20

約数和(自身を含む): 3055840480

約数和(自身を除く): 1024818211

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 180391, 541173, 1623519, 4870557, 14611671, 25074349, 75223047, 225669141, 677007423, 2031022269]

約数ペア:

[(1, 2031022269), (3, 677007423), (9, 225669141), (27, 75223047), (81, 25074349), (139, 14611671), (417, 4870557), (1251, 1623519), (3753, 541173), (11259, 180391)]