31279023

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 18516177

約数列:

[1, 3, 9, 29, 37, 41, 79, 87, 111, 123, 237, 261, 333, 369, 711, 1073, 1189, 1517, 2291, 2923, 3219, 3239, 3567, 4551, 6873, 8769, 9657, 9717, 10701, 13653, 20619, 26307, 29151, 43993, 84767, 93931, 119843, 131979, 254301, 281793, 359529, 395937, 762903, 845379, 1078587, 3475447, 10426341, 31279023]

約数ペア:

[(1, 31279023), (3, 10426341), (9, 3475447), (29, 1078587), (37, 845379), (41, 762903), (79, 395937), (87, 359529), (111, 281793), (123, 254301), (237, 131979), (261, 119843), (333, 93931), (369, 84767), (711, 43993), (1073, 29151), (1189, 26307), (1517, 20619), (2291, 13653), (2923, 10701), (3219, 9717), (3239, 9657), (3567, 8769), (4551, 6873)]