81477506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{22721}}^1$

素因数の和:22897

約数の個数: 16

約数和(自身を含む): 134150688

約数和(自身を除く): 52673182

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 22721, 45442, 249931, 499862, 3703523, 7407046, 40738753, 81477506]

約数ペア:

[(1, 81477506), (2, 40738753), (11, 7407046), (22, 3703523), (163, 499862), (326, 249931), (1793, 45442), (3586, 22721)]