131911326

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103217}}^1$

素因数の和:103296

約数の個数: 24

約数和(自身を含む): 289836144

約数和(自身を除く): 157924818

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 103217, 206434, 309651, 619302, 928953, 1857906, 7328407, 14656814, 21985221, 43970442, 65955663, 131911326]

約数ペア:

[(1, 131911326), (2, 65955663), (3, 43970442), (6, 21985221), (9, 14656814), (18, 7328407), (71, 1857906), (142, 928953), (213, 619302), (426, 309651), (639, 206434), (1278, 103217)]