27539721

素因数分解:

$3^2\times {\mathrm{11}}^5\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 36

約数和(自身を含む): 46060560

約数和(自身を除く): 18520839

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 1089, 1331, 1881, 2299, 3993, 6897, 11979, 14641, 20691, 25289, 43923, 75867, 131769, 161051, 227601, 278179, 483153, 834537, 1449459, 2503611, 3059969, 9179907, 27539721]

約数ペア:

[(1, 27539721), (3, 9179907), (9, 3059969), (11, 2503611), (19, 1449459), (33, 834537), (57, 483153), (99, 278179), (121, 227601), (171, 161051), (209, 131769), (363, 75867), (627, 43923), (1089, 25289), (1331, 20691), (1881, 14641), (2299, 11979), (3993, 6897)]