31216887

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{88937}}^1$

素因数の和:88959

約数の個数: 16

約数和(自身を含む): 49805280

約数和(自身を除く): 18588393

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 88937, 266811, 800433, 1156181, 2401299, 3468543, 10405629, 31216887]

約数ペア:

[(1, 31216887), (3, 10405629), (9, 3468543), (13, 2401299), (27, 1156181), (39, 800433), (117, 266811), (351, 88937)]