87618531

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 158699520

約数和(自身を除く): 71080989

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 163, 179, 231, 273, 429, 489, 537, 1001, 1141, 1253, 1793, 1969, 2119, 2327, 3003, 3423, 3759, 5379, 5907, 6357, 6981, 12551, 13783, 14833, 16289, 23309, 25597, 29177, 37653, 41349, 44499, 48867, 69927, 76791, 87531, 163163, 179179, 204239, 320947, 379301, 489489, 537537, 612717, 962841, 1137903, 2246629, 2655107, 4172311, 6739887, 7965321, 12516933, 29206177, 87618531]

約数ペア:

[(1, 87618531), (3, 29206177), (7, 12516933), (11, 7965321), (13, 6739887), (21, 4172311), (33, 2655107), (39, 2246629), (77, 1137903), (91, 962841), (143, 612717), (163, 537537), (179, 489489), (231, 379301), (273, 320947), (429, 204239), (489, 179179), (537, 163163), (1001, 87531), (1141, 76791), (1253, 69927), (1793, 48867), (1969, 44499), (2119, 41349), (2327, 37653), (3003, 29177), (3423, 25597), (3759, 23309), (5379, 16289), (5907, 14833), (6357, 13783), (6981, 12551)]