31105269

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1$

素因数の和:3898

約数の個数: 32

約数和(自身を含む): 51797760

約数和(自身を除く): 20692491

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 3853, 8073, 11559, 34677, 50089, 88619, 104031, 150267, 265857, 450801, 797571, 1152047, 1352403, 2392713, 3456141, 10368423, 31105269]

約数ペア:

[(1, 31105269), (3, 10368423), (9, 3456141), (13, 2392713), (23, 1352403), (27, 1152047), (39, 797571), (69, 450801), (117, 265857), (207, 150267), (299, 104031), (351, 88619), (621, 50089), (897, 34677), (2691, 11559), (3853, 8073)]