258580912

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{28403}}^1$

素因数の和:28980

約数の個数: 20

約数和(自身を含む): 501898680

約数和(自身を除く): 243317768

約数列:

[1, 2, 4, 8, 16, 569, 1138, 2276, 4552, 9104, 28403, 56806, 113612, 227224, 454448, 16161307, 32322614, 64645228, 129290456, 258580912]

約数ペア:

[(1, 258580912), (2, 129290456), (4, 64645228), (8, 32322614), (16, 16161307), (569, 454448), (1138, 227224), (2276, 113612), (4552, 56806), (9104, 28403)]