28072853185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{168247}}^1$

素因数の和:168433

約数の個数: 32

約数和(自身を含む): 38667428352

約数和(自身を除く): 10594575167

約数列:

[1, 5, 13, 17, 65, 85, 151, 221, 755, 1105, 1963, 2567, 9815, 12835, 33371, 166855, 168247, 841235, 2187211, 2860199, 10936055, 14300995, 25405297, 37182587, 127026485, 185912935, 330268861, 431890049, 1651344305, 2159450245, 5614570637, 28072853185]

約数ペア:

[(1, 28072853185), (5, 5614570637), (13, 2159450245), (17, 1651344305), (65, 431890049), (85, 330268861), (151, 185912935), (221, 127026485), (755, 37182587), (1105, 25405297), (1963, 14300995), (2567, 10936055), (9815, 2860199), (12835, 2187211), (33371, 841235), (166855, 168247)]