279675999

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{1669}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 414574160

約数和(自身を除く): 134898161

約数列:

[1, 3, 9, 43, 129, 387, 433, 1299, 1669, 3897, 5007, 15021, 18619, 55857, 71767, 167571, 215301, 645903, 722677, 2168031, 6504093, 31075111, 93225333, 279675999]

約数ペア:

[(1, 279675999), (3, 93225333), (9, 31075111), (43, 6504093), (129, 2168031), (387, 722677), (433, 645903), (1299, 215301), (1669, 167571), (3897, 71767), (5007, 55857), (15021, 18619)]