85604519

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 123338880

約数和(自身を除く): 37734361

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 143, 209, 247, 539, 637, 643, 931, 1001, 1463, 1729, 2717, 4501, 7007, 7073, 8359, 10241, 12103, 12217, 19019, 31507, 49511, 58513, 85519, 91949, 133133, 134387, 158821, 346577, 409591, 598633, 643643, 940709, 1111747, 1747031, 4505501, 6584963, 7782229, 12229217, 85604519]

約数ペア:

[(1, 85604519), (7, 12229217), (11, 7782229), (13, 6584963), (19, 4505501), (49, 1747031), (77, 1111747), (91, 940709), (133, 643643), (143, 598633), (209, 409591), (247, 346577), (539, 158821), (637, 134387), (643, 133133), (931, 91949), (1001, 85519), (1463, 58513), (1729, 49511), (2717, 31507), (4501, 19019), (7007, 12217), (7073, 12103), (8359, 10241)]