900421228

素因数分解:

$2^2\times 7^1\times {\mathrm{2011}}^1\times {\mathrm{15991}}^1$

素因数の和:18013

約数の個数: 24

約数和(自身を含む): 1801850624

約数和(自身を除く): 901429396

約数列:

[1, 2, 4, 7, 14, 28, 2011, 4022, 8044, 14077, 15991, 28154, 31982, 56308, 63964, 111937, 223874, 447748, 32157901, 64315802, 128631604, 225105307, 450210614, 900421228]

約数ペア:

[(1, 900421228), (2, 450210614), (4, 225105307), (7, 128631604), (14, 64315802), (28, 32157901), (2011, 447748), (4022, 223874), (8044, 111937), (14077, 63964), (15991, 56308), (28154, 31982)]