83211855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 147806208

約数和(自身を除く): 64594353

約数列:

[1, 3, 5, 15, 17, 47, 51, 53, 85, 131, 141, 159, 235, 255, 265, 393, 655, 705, 795, 799, 901, 1965, 2227, 2397, 2491, 2703, 3995, 4505, 6157, 6681, 6943, 7473, 11135, 11985, 12455, 13515, 18471, 20829, 30785, 33405, 34715, 37365, 42347, 92355, 104145, 104669, 118031, 127041, 211735, 314007, 326321, 354093, 523345, 590155, 635205, 978963, 1570035, 1631605, 1770465, 4894815, 5547457, 16642371, 27737285, 83211855]

約数ペア:

[(1, 83211855), (3, 27737285), (5, 16642371), (15, 5547457), (17, 4894815), (47, 1770465), (51, 1631605), (53, 1570035), (85, 978963), (131, 635205), (141, 590155), (159, 523345), (235, 354093), (255, 326321), (265, 314007), (393, 211735), (655, 127041), (705, 118031), (795, 104669), (799, 104145), (901, 92355), (1965, 42347), (2227, 37365), (2397, 34715), (2491, 33405), (2703, 30785), (3995, 20829), (4505, 18471), (6157, 13515), (6681, 12455), (6943, 11985), (7473, 11135)]