128191895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 170698752

約数和(自身を除く): 42506857

約数列:

[1, 5, 13, 53, 65, 127, 265, 293, 635, 689, 1465, 1651, 3445, 3809, 6731, 8255, 15529, 19045, 33655, 37211, 77645, 87503, 186055, 201877, 437515, 483743, 1009385, 1972183, 2418715, 9860915, 25638379, 128191895]

約数ペア:

[(1, 128191895), (5, 25638379), (13, 9860915), (53, 2418715), (65, 1972183), (127, 1009385), (265, 483743), (293, 437515), (635, 201877), (689, 186055), (1465, 87503), (1651, 77645), (3445, 37211), (3809, 33655), (6731, 19045), (8255, 15529)]