1279849906

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{1009}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 2013107760

約数和(自身を除く): 733257854

約数列:

[1, 2, 37, 61, 74, 122, 281, 562, 1009, 2018, 2257, 4514, 10397, 17141, 20794, 34282, 37333, 61549, 74666, 123098, 283529, 567058, 634217, 1268434, 2277313, 4554626, 10490573, 17295269, 20981146, 34590538, 639924953, 1279849906]

約数ペア:

[(1, 1279849906), (2, 639924953), (37, 34590538), (61, 20981146), (74, 17295269), (122, 10490573), (281, 4554626), (562, 2277313), (1009, 1268434), (2018, 634217), (2257, 567058), (4514, 283529), (10397, 123098), (17141, 74666), (20794, 61549), (34282, 37333)]