268797776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41687}}^1$

素因数の和:41739

約数の個数: 40

約数和(自身を含む): 578962944

約数和(自身を除く): 310165168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 41687, 83374, 166748, 333496, 541931, 666992, 1083862, 1292297, 2167724, 2584594, 4335448, 5169188, 8670896, 10338376, 16799861, 20676752, 33599722, 67199444, 134398888, 268797776]

約数ペア:

[(1, 268797776), (2, 134398888), (4, 67199444), (8, 33599722), (13, 20676752), (16, 16799861), (26, 10338376), (31, 8670896), (52, 5169188), (62, 4335448), (104, 2584594), (124, 2167724), (208, 1292297), (248, 1083862), (403, 666992), (496, 541931), (806, 333496), (1612, 166748), (3224, 83374), (6448, 41687)]