254758317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 378224640

約数和(自身を除く): 123466323

約数列:

[1, 3, 11, 33, 89, 127, 267, 381, 683, 979, 1397, 2049, 2937, 4191, 7513, 11303, 22539, 33909, 60787, 86741, 124333, 182361, 260223, 372999, 668657, 954151, 2005971, 2862453, 7719949, 23159847, 84919439, 254758317]

約数ペア:

[(1, 254758317), (3, 84919439), (11, 23159847), (33, 7719949), (89, 2862453), (127, 2005971), (267, 954151), (381, 668657), (683, 372999), (979, 260223), (1397, 182361), (2049, 124333), (2937, 86741), (4191, 60787), (7513, 33909), (11303, 22539)]