128809746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{550469}}^1$

素因数の和:550490

約数の個数: 24

約数和(自身を含む): 300556620

約数和(自身を除く): 171746874

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 550469, 1100938, 1651407, 3302814, 4954221, 7156097, 9908442, 14312194, 21468291, 42936582, 64404873, 128809746]

約数ペア:

[(1, 128809746), (2, 64404873), (3, 42936582), (6, 21468291), (9, 14312194), (13, 9908442), (18, 7156097), (26, 4954221), (39, 3302814), (78, 1651407), (117, 1100938), (234, 550469)]