27020721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3413}}^1$

素因数の和:3465

約数の個数: 32

約数和(自身を含む): 45884160

約数和(自身を除く): 18863439

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 3413, 7917, 10239, 23891, 44369, 71673, 98977, 133107, 296931, 310583, 692839, 931749, 1286701, 2078517, 3860103, 9006907, 27020721]

約数ペア:

[(1, 27020721), (3, 9006907), (7, 3860103), (13, 2078517), (21, 1286701), (29, 931749), (39, 692839), (87, 310583), (91, 296931), (203, 133107), (273, 98977), (377, 71673), (609, 44369), (1131, 23891), (2639, 10239), (3413, 7917)]