7280451568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{35002171}}^1$

素因数の和:35002192

約数の個数: 20

約数和(自身を含む): 15190942648

約数和(自身を除く): 7910491080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 35002171, 70004342, 140008684, 280017368, 455028223, 560034736, 910056446, 1820112892, 3640225784, 7280451568]

約数ペア:

[(1, 7280451568), (2, 3640225784), (4, 1820112892), (8, 910056446), (13, 560034736), (16, 455028223), (26, 280017368), (52, 140008684), (104, 70004342), (208, 35002171)]