678962014

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{30211}}^1$

素因数の和:30891

約数の個数: 16

約数和(自身を含む): 1080018576

約数和(自身を除く): 401056562

約数列:

[1, 2, 17, 34, 661, 1322, 11237, 22474, 30211, 60422, 513587, 1027174, 19969471, 39938942, 339481007, 678962014]

約数ペア:

[(1, 678962014), (2, 339481007), (17, 39938942), (34, 19969471), (661, 1027174), (1322, 513587), (11237, 60422), (22474, 30211)]