289315145

素因数分解:

$5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{29209}}^1$

素因数の和:29504

約数の個数: 16

約数和(自身を含む): 398190720

約数和(自身を除く): 108875575

約数列:

[1, 5, 7, 35, 283, 1415, 1981, 9905, 29209, 146045, 204463, 1022315, 8266147, 41330735, 57863029, 289315145]

約数ペア:

[(1, 289315145), (5, 57863029), (7, 41330735), (35, 8266147), (283, 1022315), (1415, 204463), (1981, 146045), (9905, 29209)]