217773775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{811}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 282731904

約数和(自身を除く): 64958129

約数列:

[1, 5, 23, 25, 115, 467, 575, 811, 2335, 4055, 10741, 11675, 18653, 20275, 53705, 93265, 268525, 378737, 466325, 1893685, 8710951, 9468425, 43554755, 217773775]

約数ペア:

[(1, 217773775), (5, 43554755), (23, 9468425), (25, 8710951), (115, 1893685), (467, 466325), (575, 378737), (811, 268525), (2335, 93265), (4055, 53705), (10741, 20275), (11675, 18653)]