78939609

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{121259}}^1$

素因数の和:121300

約数の個数: 16

約数和(自身を含む): 124170240

約数和(自身を除く): 45230631

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 121259, 363777, 848813, 2546439, 3759029, 11277087, 26313203, 78939609]

約数ペア:

[(1, 78939609), (3, 26313203), (7, 11277087), (21, 3759029), (31, 2546439), (93, 848813), (217, 363777), (651, 121259)]