129709912

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2029}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 249202800

約数和(自身を除く): 119492888

約数列:

[1, 2, 4, 8, 61, 122, 131, 244, 262, 488, 524, 1048, 2029, 4058, 7991, 8116, 15982, 16232, 31964, 63928, 123769, 247538, 265799, 495076, 531598, 990152, 1063196, 2126392, 16213739, 32427478, 64854956, 129709912]

約数ペア:

[(1, 129709912), (2, 64854956), (4, 32427478), (8, 16213739), (61, 2126392), (122, 1063196), (131, 990152), (244, 531598), (262, 495076), (488, 265799), (524, 247538), (1048, 123769), (2029, 63928), (4058, 31964), (7991, 16232), (8116, 15982)]