30190401

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{5563}}^1$

素因数の和:5642

約数の個数: 20

約数和(自身を含む): 45780592

約数和(自身を除く): 15590191

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 5563, 16689, 50067, 150201, 372721, 450603, 1118163, 3354489, 10063467, 30190401]

約数ペア:

[(1, 30190401), (3, 10063467), (9, 3354489), (27, 1118163), (67, 450603), (81, 372721), (201, 150201), (603, 50067), (1809, 16689), (5427, 5563)]