243990916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{12251}}^1$

素因数の和:12651

約数の個数: 24

約数和(自身を含む): 461067264

約数和(自身を除く): 217076348

約数列:

[1, 2, 4, 13, 26, 52, 383, 766, 1532, 4979, 9958, 12251, 19916, 24502, 49004, 159263, 318526, 637052, 4692133, 9384266, 18768532, 60997729, 121995458, 243990916]

約数ペア:

[(1, 243990916), (2, 121995458), (4, 60997729), (13, 18768532), (26, 9384266), (52, 4692133), (383, 637052), (766, 318526), (1532, 159263), (4979, 49004), (9958, 24502), (12251, 19916)]