27697868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:758

約数の個数: 36

約数和(自身を含む): 53960760

約数和(自身を除く): 26262892

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 643, 979, 1286, 1958, 2572, 3916, 7073, 10769, 14146, 21538, 28292, 43076, 57227, 77803, 114454, 155606, 228908, 311212, 629497, 1258994, 2517988, 6924467, 13848934, 27697868]

約数ペア:

[(1, 27697868), (2, 13848934), (4, 6924467), (11, 2517988), (22, 1258994), (44, 629497), (89, 311212), (121, 228908), (178, 155606), (242, 114454), (356, 77803), (484, 57227), (643, 43076), (979, 28292), (1286, 21538), (1958, 14146), (2572, 10769), (3916, 7073)]