87021297

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{967}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 143364672

約数和(自身を除く): 56343375

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 297, 303, 891, 909, 967, 1111, 2727, 2901, 3333, 8181, 8703, 9999, 10637, 26109, 29997, 31911, 78327, 89991, 95733, 97667, 287199, 293001, 861597, 879003, 1074337, 2637009, 3223011, 7911027, 9669033, 29007099, 87021297]

約数ペア:

[(1, 87021297), (3, 29007099), (9, 9669033), (11, 7911027), (27, 3223011), (33, 2637009), (81, 1074337), (99, 879003), (101, 861597), (297, 293001), (303, 287199), (891, 97667), (909, 95733), (967, 89991), (1111, 78327), (2727, 31911), (2901, 29997), (3333, 26109), (8181, 10637), (8703, 9999)]