289673853

素因数分解:

$3^1\times 7^1\times {\mathrm{3251}}^1\times {\mathrm{4243}}^1$

素因数の和:7504

約数の個数: 16

約数和(自身を含む): 441647616

約数和(自身を除く): 151973763

約数列:

[1, 3, 7, 21, 3251, 4243, 9753, 12729, 22757, 29701, 68271, 89103, 13793993, 41381979, 96557951, 289673853]

約数ペア:

[(1, 289673853), (3, 96557951), (7, 41381979), (21, 13793993), (3251, 89103), (4243, 68271), (9753, 29701), (12729, 22757)]