131419281

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{61961}}^1$

素因数の和:62072

約数の個数: 16

約数和(自身を含む): 202243968

約数和(自身を除く): 70824687

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 61961, 185883, 433727, 1301181, 6258061, 18774183, 43806427, 131419281]

約数ペア:

[(1, 131419281), (3, 43806427), (7, 18774183), (21, 6258061), (101, 1301181), (303, 433727), (707, 185883), (2121, 61961)]