489694855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 643958784

約数和(自身を除く): 154263929

約数列:

[1, 5, 13, 65, 127, 137, 433, 635, 685, 1651, 1781, 2165, 5629, 8255, 8905, 17399, 28145, 54991, 59321, 86995, 226187, 274955, 296605, 714883, 771173, 1130935, 3574415, 3855865, 7533767, 37668835, 97938971, 489694855]

約数ペア:

[(1, 489694855), (5, 97938971), (13, 37668835), (65, 7533767), (127, 3855865), (137, 3574415), (433, 1130935), (635, 771173), (685, 714883), (1651, 296605), (1781, 274955), (2165, 226187), (5629, 86995), (8255, 59321), (8905, 54991), (17399, 28145)]