42131865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9719}}^1$

素因数の和:9761

約数の個数: 24

約数和(自身を含む): 71616960

約数和(自身を除く): 29485095

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 9719, 29157, 48595, 145785, 165223, 495669, 826115, 2478345, 2808791, 8426373, 14043955, 42131865]

約数ペア:

[(1, 42131865), (3, 14043955), (5, 8426373), (15, 2808791), (17, 2478345), (51, 826115), (85, 495669), (255, 165223), (289, 145785), (867, 48595), (1445, 29157), (4335, 9719)]