201287306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1999}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 345600000

約数和(自身を除く): 144312694

約数列:

[1, 2, 11, 22, 23, 46, 199, 253, 398, 506, 1999, 2189, 3998, 4378, 4577, 9154, 21989, 43978, 45977, 50347, 91954, 100694, 397801, 505747, 795602, 1011494, 4375811, 8751622, 9149423, 18298846, 100643653, 201287306]

約数ペア:

[(1, 201287306), (2, 100643653), (11, 18298846), (22, 9149423), (23, 8751622), (46, 4375811), (199, 1011494), (253, 795602), (398, 505747), (506, 397801), (1999, 100694), (2189, 91954), (3998, 50347), (4378, 45977), (4577, 43978), (9154, 21989)]