77907081

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 121697280

約数和(自身を除く): 43790199

約数列:

[1, 3, 7, 21, 59, 177, 227, 277, 413, 681, 831, 1239, 1589, 1939, 4767, 5817, 13393, 16343, 40179, 49029, 62879, 93751, 114401, 188637, 281253, 343203, 440153, 1320459, 3709861, 11129583, 25969027, 77907081]

約数ペア:

[(1, 77907081), (3, 25969027), (7, 11129583), (21, 3709861), (59, 1320459), (177, 440153), (227, 343203), (277, 281253), (413, 188637), (681, 114401), (831, 93751), (1239, 62879), (1589, 49029), (1939, 40179), (4767, 16343), (5817, 13393)]