248230143

素因数分解:

$3^3\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1993}}^1$

素因数の和:2668

約数の個数: 32

約数和(自身を含む): 421132800

約数和(自身を除く): 172902657

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 659, 1977, 1993, 4613, 5931, 5979, 13839, 13951, 17793, 17937, 41517, 41853, 53811, 124551, 125559, 376677, 1313387, 3940161, 9193709, 11820483, 27581127, 35461449, 82743381, 248230143]

約数ペア:

[(1, 248230143), (3, 82743381), (7, 35461449), (9, 27581127), (21, 11820483), (27, 9193709), (63, 3940161), (189, 1313387), (659, 376677), (1977, 125559), (1993, 124551), (4613, 53811), (5931, 41853), (5979, 41517), (13839, 17937), (13951, 17793)]