54137727

素因数分解:

$3^6\times 7^1\times {\mathrm{103}}^2$

素因数の和:231

約数の個数: 42

約数和(自身を含む): 93674472

約数和(自身を除く): 39536745

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 243, 309, 567, 721, 729, 927, 1701, 2163, 2781, 5103, 6489, 8343, 10609, 19467, 25029, 31827, 58401, 74263, 75087, 95481, 175203, 222789, 286443, 525609, 668367, 859329, 2005101, 2577987, 6015303, 7733961, 18045909, 54137727]

約数ペア:

[(1, 54137727), (3, 18045909), (7, 7733961), (9, 6015303), (21, 2577987), (27, 2005101), (63, 859329), (81, 668367), (103, 525609), (189, 286443), (243, 222789), (309, 175203), (567, 95481), (721, 75087), (729, 74263), (927, 58401), (1701, 31827), (2163, 25029), (2781, 19467), (5103, 10609), (6489, 8343)]