213845752

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{983}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 408084480

約数和(自身を除く): 194238728

約数列:

[1, 2, 4, 8, 71, 142, 284, 383, 568, 766, 983, 1532, 1966, 3064, 3932, 7864, 27193, 54386, 69793, 108772, 139586, 217544, 279172, 376489, 558344, 752978, 1505956, 3011912, 26730719, 53461438, 106922876, 213845752]

約数ペア:

[(1, 213845752), (2, 106922876), (4, 53461438), (8, 26730719), (71, 3011912), (142, 1505956), (284, 752978), (383, 558344), (568, 376489), (766, 279172), (983, 217544), (1532, 139586), (1966, 108772), (3064, 69793), (3932, 54386), (7864, 27193)]