78934394

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 154392480

約数和(自身を除く): 75458086

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 518, 539, 814, 1078, 1813, 1979, 2849, 3626, 3958, 5698, 13853, 19943, 21769, 27706, 39886, 43538, 73223, 96971, 146446, 152383, 193942, 304766, 512561, 805453, 1025122, 1066681, 1610906, 2133362, 3587927, 5638171, 7175854, 11276342, 39467197, 78934394]

約数ペア:

[(1, 78934394), (2, 39467197), (7, 11276342), (11, 7175854), (14, 5638171), (22, 3587927), (37, 2133362), (49, 1610906), (74, 1066681), (77, 1025122), (98, 805453), (154, 512561), (259, 304766), (407, 193942), (518, 152383), (539, 146446), (814, 96971), (1078, 73223), (1813, 43538), (1979, 39886), (2849, 27706), (3626, 21769), (3958, 19943), (5698, 13853)]