68914539

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{21211}}^1$

素因数の和:21255

約数の個数: 18

約数和(自身を含む): 105063036

約数和(自身を除く): 36148497

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 21211, 63633, 190899, 403009, 1209027, 3627081, 7657171, 22971513, 68914539]

約数ペア:

[(1, 68914539), (3, 22971513), (9, 7657171), (19, 3627081), (57, 1209027), (171, 403009), (361, 190899), (1083, 63633), (3249, 21211)]