214901806

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1451}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 376358400

約数和(自身を除く): 161456594

約数列:

[1, 2, 7, 14, 71, 142, 149, 298, 497, 994, 1043, 1451, 2086, 2902, 10157, 10579, 20314, 21158, 74053, 103021, 148106, 206042, 216199, 432398, 721147, 1442294, 1513393, 3026786, 15350129, 30700258, 107450903, 214901806]

約数ペア:

[(1, 214901806), (2, 107450903), (7, 30700258), (14, 15350129), (71, 3026786), (142, 1513393), (149, 1442294), (298, 721147), (497, 432398), (994, 216199), (1043, 206042), (1451, 148106), (2086, 103021), (2902, 74053), (10157, 21158), (10579, 20314)]