138614981

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 146810880

約数和(自身を除く): 8195899

約数列:

[1, 31, 53, 239, 353, 1643, 7409, 10943, 12667, 18709, 84367, 392677, 579979, 2615377, 4471451, 138614981]

約数ペア:

[(1, 138614981), (31, 4471451), (53, 2615377), (239, 579979), (353, 392677), (1643, 84367), (7409, 18709), (10943, 12667)]