78909909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{2221}}^1$

素因数の和:3148

約数の個数: 16

約数和(自身を含む): 113481984

約数和(自身を除く): 34572075

約数列:

[1, 3, 13, 39, 911, 2221, 2733, 6663, 11843, 28873, 35529, 86619, 2023331, 6069993, 26303303, 78909909]

約数ペア:

[(1, 78909909), (3, 26303303), (13, 6069993), (39, 2023331), (911, 86619), (2221, 35529), (2733, 28873), (6663, 11843)]