136740891

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{881}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 220147200

約数和(自身を除く): 83406309

約数列:

[1, 3, 7, 19, 21, 57, 133, 389, 399, 881, 1167, 2643, 2723, 6167, 7391, 8169, 16739, 18501, 22173, 50217, 51737, 117173, 155211, 342709, 351519, 1028127, 2398963, 6511471, 7196889, 19534413, 45580297, 136740891]

約数ペア:

[(1, 136740891), (3, 45580297), (7, 19534413), (19, 7196889), (21, 6511471), (57, 2398963), (133, 1028127), (389, 351519), (399, 342709), (881, 155211), (1167, 117173), (2643, 51737), (2723, 50217), (6167, 22173), (7391, 18501), (8169, 16739)]