491384881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{21587}}^1$

素因数の和:21720

約数の個数: 16

約数和(自身を含む): 565778304

約数和(自身を除く): 74393423

約数列:

[1, 13, 17, 103, 221, 1339, 1751, 21587, 22763, 280631, 366979, 2223461, 4770727, 28904993, 37798837, 491384881]

約数ペア:

[(1, 491384881), (13, 37798837), (17, 28904993), (103, 4770727), (221, 2223461), (1339, 366979), (1751, 280631), (21587, 22763)]