42851475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{659}}^1$

素因数の和:709

約数の個数: 54

約数和(自身を含む): 81655860

約数和(自身を除く): 38804385

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 289, 425, 659, 765, 867, 1275, 1445, 1977, 2601, 3295, 3825, 4335, 5931, 7225, 9885, 11203, 13005, 16475, 21675, 29655, 33609, 49425, 56015, 65025, 100827, 148275, 168045, 190451, 280075, 504135, 571353, 840225, 952255, 1714059, 2520675, 2856765, 4761275, 8570295, 14283825, 42851475]

約数ペア:

[(1, 42851475), (3, 14283825), (5, 8570295), (9, 4761275), (15, 2856765), (17, 2520675), (25, 1714059), (45, 952255), (51, 840225), (75, 571353), (85, 504135), (153, 280075), (225, 190451), (255, 168045), (289, 148275), (425, 100827), (659, 65025), (765, 56015), (867, 49425), (1275, 33609), (1445, 29655), (1977, 21675), (2601, 16475), (3295, 13005), (3825, 11203), (4335, 9885), (5931, 7225)]