289296777

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{12911}}^1$

素因数の和:13029

約数の個数: 32

約数和(自身を含む): 485904384

約数和(自身を除く): 196607607

約数列:

[1, 3, 7, 11, 21, 33, 77, 97, 231, 291, 679, 1067, 2037, 3201, 7469, 12911, 22407, 38733, 90377, 142021, 271131, 426063, 994147, 1252367, 2982441, 3757101, 8766569, 13776037, 26299707, 41328111, 96432259, 289296777]

約数ペア:

[(1, 289296777), (3, 96432259), (7, 41328111), (11, 26299707), (21, 13776037), (33, 8766569), (77, 3757101), (97, 2982441), (231, 1252367), (291, 994147), (679, 426063), (1067, 271131), (2037, 142021), (3201, 90377), (7469, 38733), (12911, 22407)]