25133787

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 43176960

約数和(自身を除く): 18043173

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1873, 1917, 4473, 5619, 13111, 13419, 16857, 39333, 50571, 117999, 132983, 353997, 398949, 930881, 1196847, 2792643, 3590541, 8377929, 25133787]

約数ペア:

[(1, 25133787), (3, 8377929), (7, 3590541), (9, 2792643), (21, 1196847), (27, 930881), (63, 398949), (71, 353997), (189, 132983), (213, 117999), (497, 50571), (639, 39333), (1491, 16857), (1873, 13419), (1917, 13111), (4473, 5619)]