25197237

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23929}}^1$

素因数の和:23954

約数の個数: 20

約数和(自身を含む): 40537420

約数和(自身を除く): 15340183

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 23929, 71787, 215361, 311077, 646083, 933231, 1938249, 2799693, 8399079, 25197237]

約数ペア:

[(1, 25197237), (3, 8399079), (9, 2799693), (13, 1938249), (27, 933231), (39, 646083), (81, 311077), (117, 215361), (351, 71787), (1053, 23929)]