398892014

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 619806720

約数和(自身を除く): 220914706

約数列:

[1, 2, 79, 103, 127, 158, 193, 206, 254, 386, 8137, 10033, 13081, 15247, 16274, 19879, 20066, 24511, 26162, 30494, 39758, 49022, 1033399, 1570441, 1936369, 2066798, 2524633, 3140882, 3872738, 5049266, 199446007, 398892014]

約数ペア:

[(1, 398892014), (2, 199446007), (79, 5049266), (103, 3872738), (127, 3140882), (158, 2524633), (193, 2066798), (206, 1936369), (254, 1570441), (386, 1033399), (8137, 49022), (10033, 39758), (13081, 30494), (15247, 26162), (16274, 24511), (19879, 20066)]