2157806014

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{166987}}^1$

素因数の和:167080

約数の個数: 32

約数和(自身を含む): 4039773696

約数和(自身を除く): 1881967682

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 6461, 12922, 166987, 333974, 1168909, 2170831, 2337818, 4341662, 11856077, 15195817, 23712154, 30391634, 82992539, 154129001, 165985078, 308258002, 1078903007, 2157806014]

約数ペア:

[(1, 2157806014), (2, 1078903007), (7, 308258002), (13, 165985078), (14, 154129001), (26, 82992539), (71, 30391634), (91, 23712154), (142, 15195817), (182, 11856077), (497, 4341662), (923, 2337818), (994, 2170831), (1846, 1168909), (6461, 333974), (12922, 166987)]