71715644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17911}}^1$

素因数の和:17946

約数の個数: 48

約数和(自身を含む): 168516096

約数和(自身を除く): 96800452

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 17911, 35822, 71644, 125377, 197021, 232843, 250754, 394042, 465686, 501508, 788084, 931372, 1379147, 1629901, 2561273, 2758294, 3259802, 5122546, 5516588, 6519604, 10245092, 17928911, 35857822, 71715644]

約数ペア:

[(1, 71715644), (2, 35857822), (4, 17928911), (7, 10245092), (11, 6519604), (13, 5516588), (14, 5122546), (22, 3259802), (26, 2758294), (28, 2561273), (44, 1629901), (52, 1379147), (77, 931372), (91, 788084), (143, 501508), (154, 465686), (182, 394042), (286, 250754), (308, 232843), (364, 197021), (572, 125377), (1001, 71644), (2002, 35822), (4004, 17911)]