201637941

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 288645120

約数和(自身を除く): 87007179

約数列:

[1, 3, 23, 69, 71, 79, 213, 237, 521, 1563, 1633, 1817, 4899, 5451, 5609, 11983, 16827, 35949, 36991, 41159, 110973, 123477, 129007, 387021, 850793, 946657, 2552379, 2839971, 2922289, 8766867, 67212647, 201637941]

約数ペア:

[(1, 201637941), (3, 67212647), (23, 8766867), (69, 2922289), (71, 2839971), (79, 2552379), (213, 946657), (237, 850793), (521, 387021), (1563, 129007), (1633, 123477), (1817, 110973), (4899, 41159), (5451, 36991), (5609, 35949), (11983, 16827)]