71720187

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13499}}^1$

素因数の和:13543

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 52695813

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 13499, 40497, 94493, 148489, 283479, 310477, 445467, 931431, 1039423, 2173339, 3118269, 3415247, 6520017, 10245741, 23906729, 71720187]

約数ペア:

[(1, 71720187), (3, 23906729), (7, 10245741), (11, 6520017), (21, 3415247), (23, 3118269), (33, 2173339), (69, 1039423), (77, 931431), (161, 445467), (231, 310477), (253, 283479), (483, 148489), (759, 94493), (1771, 40497), (5313, 13499)]