2221739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 16

約数和(自身を含む): 2553600

約数和(自身を除く): 331861

約数列:

[1, 13, 31, 37, 149, 403, 481, 1147, 1937, 4619, 5513, 14911, 60047, 71669, 170903, 2221739]

約数ペア:

[(1, 2221739), (13, 170903), (31, 71669), (37, 60047), (149, 14911), (403, 5513), (481, 4619), (1147, 1937)]