81551877

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 121833600

約数和(自身を除く): 40281723

約数列:

[1, 3, 11, 33, 73, 97, 219, 291, 349, 803, 1047, 1067, 2409, 3201, 3839, 7081, 11517, 21243, 25477, 33853, 76431, 77891, 101559, 233673, 280247, 372383, 840741, 1117149, 2471269, 7413807, 27183959, 81551877]

約数ペア:

[(1, 81551877), (3, 27183959), (11, 7413807), (33, 2471269), (73, 1117149), (97, 840741), (219, 372383), (291, 280247), (349, 233673), (803, 101559), (1047, 77891), (1067, 76431), (2409, 33853), (3201, 25477), (3839, 21243), (7081, 11517)]