71925854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 148925952

約数和(自身を除く): 77000098

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 37, 74, 77, 91, 143, 154, 182, 259, 286, 407, 481, 518, 814, 962, 971, 1001, 1942, 2002, 2849, 3367, 5291, 5698, 6734, 6797, 10582, 10681, 12623, 13594, 21362, 25246, 35927, 37037, 71854, 74074, 74767, 88361, 138853, 149534, 176722, 251489, 277706, 395197, 467051, 502978, 790394, 934102, 971971, 1943942, 2766379, 3269357, 5137561, 5532758, 6538714, 10275122, 35962927, 71925854]

約数ペア:

[(1, 71925854), (2, 35962927), (7, 10275122), (11, 6538714), (13, 5532758), (14, 5137561), (22, 3269357), (26, 2766379), (37, 1943942), (74, 971971), (77, 934102), (91, 790394), (143, 502978), (154, 467051), (182, 395197), (259, 277706), (286, 251489), (407, 176722), (481, 149534), (518, 138853), (814, 88361), (962, 74767), (971, 74074), (1001, 71854), (1942, 37037), (2002, 35927), (2849, 25246), (3367, 21362), (5291, 13594), (5698, 12623), (6734, 10681), (6797, 10582)]