213745004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131293}}^1$

素因数の和:131345

約数の個数: 24

約数和(自身を含む): 419090448

約数和(自身を除く): 205345444

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 131293, 262586, 525172, 1444223, 2888446, 4857841, 5776892, 9715682, 19431364, 53436251, 106872502, 213745004]

約数ペア:

[(1, 213745004), (2, 106872502), (4, 53436251), (11, 19431364), (22, 9715682), (37, 5776892), (44, 4857841), (74, 2888446), (148, 1444223), (407, 525172), (814, 262586), (1628, 131293)]