201660867

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 316068480

約数和(自身を除く): 114407613

約数列:

[1, 3, 9, 27, 29, 83, 87, 107, 249, 261, 321, 747, 783, 841, 963, 2241, 2407, 2523, 2889, 3103, 7221, 7569, 8881, 9309, 21663, 22707, 26643, 27927, 64989, 69803, 79929, 83781, 89987, 209409, 239787, 257549, 269961, 628227, 772647, 809883, 1884681, 2317941, 2429649, 6953823, 7468921, 22406763, 67220289, 201660867]

約数ペア:

[(1, 201660867), (3, 67220289), (9, 22406763), (27, 7468921), (29, 6953823), (83, 2429649), (87, 2317941), (107, 1884681), (249, 809883), (261, 772647), (321, 628227), (747, 269961), (783, 257549), (841, 239787), (963, 209409), (2241, 89987), (2407, 83781), (2523, 79929), (2889, 69803), (3103, 64989), (7221, 27927), (7569, 26643), (8881, 22707), (9309, 21663)]