127960168

素因数分解:

$2^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{1657}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 280682820

約数和(自身を除く): 152722652

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 788, 1379, 1576, 1657, 2758, 3314, 5516, 6628, 9653, 11032, 11599, 13256, 19306, 23198, 38612, 46396, 77224, 81193, 92792, 162386, 324772, 326429, 649544, 652858, 1305716, 2285003, 2611432, 4570006, 9140012, 15995021, 18280024, 31990042, 63980084, 127960168]

約数ペア:

[(1, 127960168), (2, 63980084), (4, 31990042), (7, 18280024), (8, 15995021), (14, 9140012), (28, 4570006), (49, 2611432), (56, 2285003), (98, 1305716), (196, 652858), (197, 649544), (392, 326429), (394, 324772), (788, 162386), (1379, 92792), (1576, 81193), (1657, 77224), (2758, 46396), (3314, 38612), (5516, 23198), (6628, 19306), (9653, 13256), (11032, 11599)]