1189771856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{817151}}^1$

素因数の和:817179

約数の個数: 40

約数和(自身を含む): 2837151744

約数和(自身を除く): 1647379888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 817151, 1634302, 3268604, 5720057, 6537208, 10622963, 11440114, 13074416, 21245926, 22880228, 42491852, 45760456, 74360741, 84983704, 91520912, 148721482, 169967408, 297442964, 594885928, 1189771856]

約数ペア:

[(1, 1189771856), (2, 594885928), (4, 297442964), (7, 169967408), (8, 148721482), (13, 91520912), (14, 84983704), (16, 74360741), (26, 45760456), (28, 42491852), (52, 22880228), (56, 21245926), (91, 13074416), (104, 11440114), (112, 10622963), (182, 6537208), (208, 5720057), (364, 3268604), (728, 1634302), (1456, 817151)]