3800005

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{571}}^1$

素因数の和:609

約数の個数: 16

約数和(自身を含む): 5024448

約数和(自身を除く): 1224443

約数列:

[1, 5, 11, 55, 121, 571, 605, 1331, 2855, 6281, 6655, 31405, 69091, 345455, 760001, 3800005]

約数ペア:

[(1, 3800005), (5, 760001), (11, 345455), (55, 69091), (121, 31405), (571, 6655), (605, 6281), (1331, 2855)]