257843670154

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{6300857}}^1$

素因数の和:6300982

約数の個数: 32

約数和(自身を含む): 459710599680

約数和(自身を除く): 201866929526

約数列:

[1, 2, 7, 14, 37, 74, 79, 158, 259, 518, 553, 1106, 2923, 5846, 20461, 40922, 6300857, 12601714, 44105999, 88211998, 233131709, 466263418, 497767703, 995535406, 1631921963, 3263843926, 3484373921, 6968747842, 18417405011, 36834810022, 128921835077, 257843670154]

約数ペア:

[(1, 257843670154), (2, 128921835077), (7, 36834810022), (14, 18417405011), (37, 6968747842), (74, 3484373921), (79, 3263843926), (158, 1631921963), (259, 995535406), (518, 497767703), (553, 466263418), (1106, 233131709), (2923, 88211998), (5846, 44105999), (20461, 12601714), (40922, 6300857)]