389165972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2281}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 780936912

約数和(自身を除く): 391770940

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 193, 221, 386, 442, 772, 884, 2281, 2509, 3281, 4562, 5018, 6562, 9124, 10036, 13124, 29653, 38777, 42653, 59306, 77554, 85306, 118612, 155108, 170612, 440233, 504101, 880466, 1008202, 1760932, 2016404, 5723029, 7483961, 11446058, 14967922, 22892116, 29935844, 97291493, 194582986, 389165972]

約数ペア:

[(1, 389165972), (2, 194582986), (4, 97291493), (13, 29935844), (17, 22892116), (26, 14967922), (34, 11446058), (52, 7483961), (68, 5723029), (193, 2016404), (221, 1760932), (386, 1008202), (442, 880466), (772, 504101), (884, 440233), (2281, 170612), (2509, 155108), (3281, 118612), (4562, 85306), (5018, 77554), (6562, 59306), (9124, 42653), (10036, 38777), (13124, 29653)]