131880169

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{997}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 144861696

約数和(自身を除く): 12981527

約数列:

[1, 17, 31, 251, 527, 997, 4267, 7781, 16949, 30907, 132277, 250247, 525419, 4254199, 7757657, 131880169]

約数ペア:

[(1, 131880169), (17, 7757657), (31, 4254199), (251, 525419), (527, 250247), (997, 132277), (4267, 30907), (7781, 16949)]