78778887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 120324096

約数和(自身を除く): 41545209

約数列:

[1, 3, 11, 23, 33, 69, 253, 271, 383, 759, 813, 1149, 2981, 4213, 6233, 8809, 8943, 12639, 18699, 26427, 68563, 96899, 103793, 205689, 290697, 311379, 1141723, 2387239, 3425169, 7161717, 26259629, 78778887]

約数ペア:

[(1, 78778887), (3, 26259629), (11, 7161717), (23, 3425169), (33, 2387239), (69, 1141723), (253, 311379), (271, 290697), (383, 205689), (759, 103793), (813, 96899), (1149, 68563), (2981, 26427), (4213, 18699), (6233, 12639), (8809, 8943)]