1555713081

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 2546691840

約数和(自身を除く): 990978759

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 241, 347, 351, 477, 689, 723, 1041, 1431, 2067, 2169, 3123, 3133, 4511, 6201, 6507, 9369, 9399, 12773, 13533, 18391, 18603, 28197, 38319, 40599, 55173, 83627, 84591, 114957, 121797, 165519, 166049, 239083, 250881, 344871, 496557, 498147, 717249, 752643, 1087151, 1494441, 2151747, 2257929, 3261453, 4432231, 4483323, 6455241, 9784359, 13296693, 29353077, 39890079, 57619003, 119670237, 172857009, 518571027, 1555713081]

約数ペア:

[(1, 1555713081), (3, 518571027), (9, 172857009), (13, 119670237), (27, 57619003), (39, 39890079), (53, 29353077), (117, 13296693), (159, 9784359), (241, 6455241), (347, 4483323), (351, 4432231), (477, 3261453), (689, 2257929), (723, 2151747), (1041, 1494441), (1431, 1087151), (2067, 752643), (2169, 717249), (3123, 498147), (3133, 496557), (4511, 344871), (6201, 250881), (6507, 239083), (9369, 166049), (9399, 165519), (12773, 121797), (13533, 114957), (18391, 84591), (18603, 83627), (28197, 55173), (38319, 40599)]