8266123788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{221707}}^1$

素因数の和:221966

約数の個数: 48

約数和(自身を含む): 20858288640

約数和(自身を除く): 12592164852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 239, 478, 717, 956, 1434, 2868, 3107, 6214, 9321, 12428, 18642, 37284, 221707, 443414, 665121, 886828, 1330242, 2660484, 2882191, 5764382, 8646573, 11528764, 17293146, 34586292, 52987973, 105975946, 158963919, 211951892, 317927838, 635855676, 688843649, 1377687298, 2066530947, 2755374596, 4133061894, 8266123788]

約数ペア:

[(1, 8266123788), (2, 4133061894), (3, 2755374596), (4, 2066530947), (6, 1377687298), (12, 688843649), (13, 635855676), (26, 317927838), (39, 211951892), (52, 158963919), (78, 105975946), (156, 52987973), (239, 34586292), (478, 17293146), (717, 11528764), (956, 8646573), (1434, 5764382), (2868, 2882191), (3107, 2660484), (6214, 1330242), (9321, 886828), (12428, 665121), (18642, 443414), (37284, 221707)]