427291221

素因数分解:

$3^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{5003}}^1$

素因数の和:5110

約数の個数: 32

約数和(自身を含む): 672537600

約数和(自身を除く): 245246379

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 343, 581, 1029, 1743, 4067, 5003, 12201, 15009, 28469, 35021, 85407, 105063, 245147, 415249, 735441, 1245747, 1716029, 2906743, 5148087, 8720229, 20347201, 61041603, 142430407, 427291221]

約数ペア:

[(1, 427291221), (3, 142430407), (7, 61041603), (21, 20347201), (49, 8720229), (83, 5148087), (147, 2906743), (249, 1716029), (343, 1245747), (581, 735441), (1029, 415249), (1743, 245147), (4067, 105063), (5003, 85407), (12201, 35021), (15009, 28469)]