27736569

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 47961472

約数和(自身を除く): 20224903

約数列:

[1, 3, 7, 9, 21, 37, 63, 73, 111, 163, 219, 259, 333, 489, 511, 657, 777, 1141, 1467, 1533, 2331, 2701, 3423, 4599, 6031, 8103, 10269, 11899, 18093, 18907, 24309, 35697, 42217, 54279, 56721, 83293, 107091, 126651, 170163, 249879, 379953, 440263, 749637, 1320789, 3081841, 3962367, 9245523, 27736569]

約数ペア:

[(1, 27736569), (3, 9245523), (7, 3962367), (9, 3081841), (21, 1320789), (37, 749637), (63, 440263), (73, 379953), (111, 249879), (163, 170163), (219, 126651), (259, 107091), (333, 83293), (489, 56721), (511, 54279), (657, 42217), (777, 35697), (1141, 24309), (1467, 18907), (1533, 18093), (2331, 11899), (2701, 10269), (3423, 8103), (4599, 6031)]