138131139

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{2393}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 187536384

約数和(自身を除く): 49405245

約数列:

[1, 3, 71, 213, 271, 813, 2393, 7179, 19241, 57723, 169903, 509709, 648503, 1945509, 46043713, 138131139]

約数ペア:

[(1, 138131139), (3, 46043713), (71, 1945509), (213, 648503), (271, 509709), (813, 169903), (2393, 57723), (7179, 19241)]