1375009955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2\times {\mathrm{191}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 1927895040

約数和(自身を除く): 552885085

約数列:

[1, 5, 11, 19, 55, 83, 95, 191, 209, 415, 913, 955, 1045, 1577, 2101, 3629, 4565, 6889, 7885, 10505, 15853, 17347, 18145, 34445, 39919, 75779, 79265, 86735, 130891, 174383, 199595, 301207, 378895, 654455, 871915, 1315799, 1439801, 1506035, 3313277, 6578995, 7199005, 14473789, 16566385, 25000181, 72368945, 125000905, 275001991, 1375009955]

約数ペア:

[(1, 1375009955), (5, 275001991), (11, 125000905), (19, 72368945), (55, 25000181), (83, 16566385), (95, 14473789), (191, 7199005), (209, 6578995), (415, 3313277), (913, 1506035), (955, 1439801), (1045, 1315799), (1577, 871915), (2101, 654455), (3629, 378895), (4565, 301207), (6889, 199595), (7885, 174383), (10505, 130891), (15853, 86735), (17347, 79265), (18145, 75779), (34445, 39919)]