53108139

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 83759104

約数和(自身を除く): 30650965

約数列:

[1, 3, 7, 21, 43, 103, 129, 301, 309, 571, 721, 903, 1713, 2163, 3997, 4429, 11991, 13287, 24553, 31003, 58813, 73659, 93009, 171871, 176439, 411691, 515613, 1235073, 2528959, 7586877, 17702713, 53108139]

約数ペア:

[(1, 53108139), (3, 17702713), (7, 7586877), (21, 2528959), (43, 1235073), (103, 515613), (129, 411691), (301, 176439), (309, 171871), (571, 93009), (721, 73659), (903, 58813), (1713, 31003), (2163, 24553), (3997, 13287), (4429, 11991)]