12945855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 22486464

約数和(自身を除く): 9540609

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 337, 591, 985, 1011, 1685, 2561, 2955, 4381, 5055, 7683, 12805, 13143, 21905, 38415, 65715, 66389, 199167, 331945, 863057, 995835, 2589171, 4315285, 12945855]

約数ペア:

[(1, 12945855), (3, 4315285), (5, 2589171), (13, 995835), (15, 863057), (39, 331945), (65, 199167), (195, 66389), (197, 65715), (337, 38415), (591, 21905), (985, 13143), (1011, 12805), (1685, 7683), (2561, 5055), (2955, 4381)]