81241865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{7283}}^1$

素因数の和:7408

約数の個数: 16

約数和(自身を含む): 102791808

約数和(自身を除く): 21549943

約数列:

[1, 5, 23, 97, 115, 485, 2231, 7283, 11155, 36415, 167509, 706451, 837545, 3532255, 16248373, 81241865]

約数ペア:

[(1, 81241865), (5, 16248373), (23, 3532255), (97, 837545), (115, 706451), (485, 167509), (2231, 36415), (7283, 11155)]