30871665

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20789}}^1$

素因数の和:20814

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 29003535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 20789, 62367, 103945, 187101, 228679, 311835, 561303, 686037, 935505, 1143395, 2058111, 2806515, 3430185, 6174333, 10290555, 30871665]

約数ペア:

[(1, 30871665), (3, 10290555), (5, 6174333), (9, 3430185), (11, 2806515), (15, 2058111), (27, 1143395), (33, 935505), (45, 686037), (55, 561303), (99, 311835), (135, 228679), (165, 187101), (297, 103945), (495, 62367), (1485, 20789)]