78541521

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{6841}}^1$

素因数の和:6976

約数の個数: 16

約数和(自身を含む): 108377280

約数和(自身を除く): 29835759

約数列:

[1, 3, 43, 89, 129, 267, 3827, 6841, 11481, 20523, 294163, 608849, 882489, 1826547, 26180507, 78541521]

約数ペア:

[(1, 78541521), (3, 26180507), (43, 1826547), (89, 882489), (129, 608849), (267, 294163), (3827, 20523), (6841, 11481)]