80509779

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5347}}^1$

素因数の和:5599

約数の個数: 24

約数和(自身を含む): 133486080

約数和(自身を除く): 52976301

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 5347, 15057, 16041, 37429, 48123, 112287, 336861, 1277933, 3833799, 8945531, 11501397, 26836593, 80509779]

約数ペア:

[(1, 80509779), (3, 26836593), (7, 11501397), (9, 8945531), (21, 3833799), (63, 1277933), (239, 336861), (717, 112287), (1673, 48123), (2151, 37429), (5019, 16041), (5347, 15057)]