391570231

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{4463}}^1$

素因数の和:4890

約数の個数: 16

約数和(自身を含む): 447721344

約数和(自身を除く): 56151113

約数列:

[1, 13, 17, 221, 397, 4463, 5161, 6749, 58019, 75871, 87737, 986323, 1771811, 23033543, 30120787, 391570231]

約数ペア:

[(1, 391570231), (13, 30120787), (17, 23033543), (221, 1771811), (397, 986323), (4463, 87737), (5161, 75871), (6749, 58019)]