31190211

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{88861}}^1$

素因数の和:88883

約数の個数: 16

約数和(自身を含む): 49762720

約数和(自身を除く): 18572509

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 88861, 266583, 799749, 1155193, 2399247, 3465579, 10396737, 31190211]

約数ペア:

[(1, 31190211), (3, 10396737), (9, 3465579), (13, 2399247), (27, 1155193), (39, 799749), (117, 266583), (351, 88861)]