201808479

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 290900160

約数和(自身を除く): 89091681

約数列:

[1, 3, 17, 51, 89, 173, 257, 267, 519, 771, 1513, 2941, 4369, 4539, 8823, 13107, 15397, 22873, 44461, 46191, 68619, 133383, 261749, 388841, 755837, 785247, 1166523, 2267511, 3957029, 11871087, 67269493, 201808479]

約数ペア:

[(1, 201808479), (3, 67269493), (17, 11871087), (51, 3957029), (89, 2267511), (173, 1166523), (257, 785247), (267, 755837), (519, 388841), (771, 261749), (1513, 133383), (2941, 68619), (4369, 46191), (4539, 44461), (8823, 22873), (13107, 15397)]