128341772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3089}}^1$

素因数の和:3170

約数の個数: 48

約数和(自身を含む): 261636480

約数和(自身を除く): 133294708

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 188, 221, 442, 611, 799, 884, 1222, 1598, 2444, 3089, 3196, 6178, 10387, 12356, 20774, 40157, 41548, 52513, 80314, 105026, 145183, 160628, 210052, 290366, 580732, 682669, 1365338, 1887379, 2468111, 2730676, 3774758, 4936222, 7549516, 9872444, 32085443, 64170886, 128341772]

約数ペア:

[(1, 128341772), (2, 64170886), (4, 32085443), (13, 9872444), (17, 7549516), (26, 4936222), (34, 3774758), (47, 2730676), (52, 2468111), (68, 1887379), (94, 1365338), (188, 682669), (221, 580732), (442, 290366), (611, 210052), (799, 160628), (884, 145183), (1222, 105026), (1598, 80314), (2444, 52513), (3089, 41548), (3196, 40157), (6178, 20774), (10387, 12356)]