291236187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{67369}}^1$

素因数の和:67514

約数の個数: 16

約数和(自身を含む): 426856320

約数和(自身を除く): 135620133

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 67369, 202107, 741059, 2223177, 8825339, 26476017, 97078729, 291236187]

約数ペア:

[(1, 291236187), (3, 97078729), (11, 26476017), (33, 8825339), (131, 2223177), (393, 741059), (1441, 202107), (4323, 67369)]