28820718

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{1087}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 64235520

約数和(自身を除く): 35414802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 982, 1087, 1473, 2174, 2946, 3261, 4419, 6522, 8838, 9783, 13257, 19566, 26514, 29349, 58698, 533717, 1067434, 1601151, 3202302, 4803453, 9606906, 14410359, 28820718]

約数ペア:

[(1, 28820718), (2, 14410359), (3, 9606906), (6, 4803453), (9, 3202302), (18, 1601151), (27, 1067434), (54, 533717), (491, 58698), (982, 29349), (1087, 26514), (1473, 19566), (2174, 13257), (2946, 9783), (3261, 8838), (4419, 6522)]