1891727178

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1\times {\mathrm{1021}}^1$

素因数の和:1523

約数の個数: 64

約数和(自身を含む): 4203118080

約数和(自身を除く): 2311390902

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 419, 737, 838, 1021, 1257, 1474, 2042, 2211, 2514, 3063, 4422, 4609, 6126, 9218, 11231, 13827, 22462, 27654, 28073, 33693, 56146, 67386, 68407, 84219, 136814, 168438, 205221, 308803, 410442, 427799, 617606, 752477, 855598, 926409, 1283397, 1504954, 1852818, 2257431, 2566794, 4514862, 4705789, 9411578, 14117367, 28234734, 28662533, 57325066, 85987599, 171975198, 315287863, 630575726, 945863589, 1891727178]

約数ペア:

[(1, 1891727178), (2, 945863589), (3, 630575726), (6, 315287863), (11, 171975198), (22, 85987599), (33, 57325066), (66, 28662533), (67, 28234734), (134, 14117367), (201, 9411578), (402, 4705789), (419, 4514862), (737, 2566794), (838, 2257431), (1021, 1852818), (1257, 1504954), (1474, 1283397), (2042, 926409), (2211, 855598), (2514, 752477), (3063, 617606), (4422, 427799), (4609, 410442), (6126, 308803), (9218, 205221), (11231, 168438), (13827, 136814), (22462, 84219), (27654, 68407), (28073, 67386), (33693, 56146)]