81659545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{64553}}^1$

素因数の和:64592

約数の個数: 16

約数和(自身を含む): 111549312

約数和(自身を除く): 29889767

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 64553, 322765, 710083, 1484719, 3550415, 7423595, 16331909, 81659545]

約数ペア:

[(1, 81659545), (5, 16331909), (11, 7423595), (23, 3550415), (55, 1484719), (115, 710083), (253, 322765), (1265, 64553)]