219906873

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{877}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 336309120

約数和(自身を除く): 116402247

約数列:

[1, 3, 9, 27, 37, 111, 251, 333, 753, 877, 999, 2259, 2631, 6777, 7893, 9287, 23679, 27861, 32449, 83583, 97347, 220127, 250749, 292041, 660381, 876123, 1981143, 5943429, 8144699, 24434097, 73302291, 219906873]

約数ペア:

[(1, 219906873), (3, 73302291), (9, 24434097), (27, 8144699), (37, 5943429), (111, 1981143), (251, 876123), (333, 660381), (753, 292041), (877, 250749), (999, 220127), (2259, 97347), (2631, 83583), (6777, 32449), (7893, 27861), (9287, 23679)]